140774537536640 has 1024 divisors, whose sum is σ = 405483668029440. Its totient is φ = 45738708369408.

The previous prime is 140774537536631. The next prime is 140774537536667. The reversal of 140774537536640 is 46635735477041.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 480459172334 + ... + 480459172626.

It is an arithmetic number, because the mean of its divisors is an integer number (395980144560).

Almost surely, 2^{140774537536640} is an apocalyptic number.

140774537536640 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 140774537536640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202741834014720).

140774537536640 is an abundant number, since it is smaller than the sum of its proper divisors (264709130492800).

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

140774537536640 is a wasteful number, since it uses less digits than its factorization.

140774537536640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829 (or 817 counting only the distinct ones).

The product of its (nonzero) digits is 177811200, while the sum is 62.

The spelling of 140774537536640 in words is "one hundred forty trillion, seven hundred seventy-four billion, five hundred thirty-seven million, five hundred thirty-six thousand, six hundred forty".