240157554734636 has 24 divisors (see below), whose sum is σ = 523980119421696. Its totient is φ = 93567878467920.

The previous prime is 240157554734569. The next prime is 240157554734639. The reversal of 240157554734636 is 636437455751042.

It is a super-2 number, since 2×240157554734636² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (240157554734639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389866159976 + ... + 389866160591.

It is an arithmetic number, because the mean of its divisors is an integer number (21832504975904).

Almost surely, 2^{240157554734636} is an apocalyptic number.

It is an amenable number.

240157554734636 is an abundant number, since it is smaller than the sum of its proper divisors (283822564687060).

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

240157554734636 is a wasteful number, since it uses less digits than its factorization.

240157554734636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779732320589 (or 779732320587 counting only the distinct ones).

The product of its (nonzero) digits is 254016000, while the sum is 62.

The spelling of 240157554734636 in words is "two hundred forty trillion, one hundred fifty-seven billion, five hundred fifty-four million, seven hundred thirty-four thousand, six hundred thirty-six".