240156762741272 has 64 divisors (see below), whose sum is σ = 485728340667360. Its totient is φ = 110659588300800.

The previous prime is 240156762741271. The next prime is 240156762741289. The reversal of 240156762741272 is 272147267651042.

It is a super-2 number, since 2×240156762741272² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240156762741271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 540999647 + ... + 541443377.

Almost surely, 2^{240156762741272} is an apocalyptic number.

It is an amenable number.

240156762741272 is an abundant number, since it is smaller than the sum of its proper divisors (245571577926088).

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

240156762741272 is a wasteful number, since it uses less digits than its factorization.

240156762741272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452284 (or 452280 counting only the distinct ones).

The product of its (nonzero) digits is 15805440, while the sum is 56.

The spelling of 240156762741272 in words is "two hundred forty trillion, one hundred fifty-six billion, seven hundred sixty-two million, seven hundred forty-one thousand, two hundred seventy-two".