140124023234040 has 128 divisors (see below), whose sum is σ = 424344780288000. Its totient is φ = 37013463986688.

The previous prime is 140124023234011. The next prime is 140124023234087. The reversal of 140124023234040 is 40432320421041.

It is a super-2 number, since 2×140124023234040² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 140124023233989 and 140124023234007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46395817 + ... + 49323623.

It is an arithmetic number, because the mean of its divisors is an integer number (3315193596000).

Almost surely, 2^{140124023234040} is an apocalyptic number.

140124023234040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140124023234040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212172390144000).

140124023234040 is an abundant number, since it is smaller than the sum of its proper divisors (284220757053960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140124023234040 is a wasteful number, since it uses less digits than its factorization.

140124023234040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2931589 (or 2931585 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 140124023234040 its reverse (40432320421041), we get a palindrome (180556343655081).

The spelling of 140124023234040 in words is "one hundred forty trillion, one hundred twenty-four billion, twenty-three million, two hundred thirty-four thousand, forty".