140012012023400 has 192 divisors, whose sum is σ = 367506170064000. Its totient is φ = 49139191987200.

The previous prime is 140012012023397. The next prime is 140012012023439. The reversal of 140012012023400 is 4320210210041.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 168464066 + ... + 169293134.

It is an arithmetic number, because the mean of its divisors is an integer number (1914094635750).

Almost surely, 2^{140012012023400} is an apocalyptic number.

140012012023400 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 140012012023400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183753085032000).

140012012023400 is an abundant number, since it is smaller than the sum of its proper divisors (227494158040600).

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

140012012023400 is a wasteful number, since it uses less digits than its factorization.

140012012023400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831772 (or 831763 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 140012012023400 its reverse (4320210210041), we get a palindrome (144332222233441).

The spelling of 140012012023400 in words is "one hundred forty trillion, twelve billion, twelve million, twenty-three thousand, four hundred".