140552051340 has 192 divisors, whose sum is σ = 424597340160. Its totient is φ = 34658426880.

The previous prime is 140552051317. The next prime is 140552051399. The reversal of 140552051340 is 43150255041.

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 = 140552051298 and 140552051307.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5218749 + ... + 5245611.

It is an arithmetic number, because the mean of its divisors is an integer number (2211444480).

Almost surely, 2^140552051340 is an apocalyptic number.

140552051340 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 140552051340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212298670080).

140552051340 is an abundant number, since it is smaller than the sum of its proper divisors (284045288820).

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

140552051340 is a wasteful number, since it uses less digits than its factorization.

140552051340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27032 (or 27030 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 140552051340 in words is "one hundred forty billion, five hundred fifty-two million, fifty-one thousand, three hundred forty".