537272139264 has 240 divisors, whose sum is σ = 1700449521408. Its totient is φ = 150239244288.

The previous prime is 537272139253. The next prime is 537272139269. The reversal of 537272139264 is 462931272735.

It is a super-2 number, since 2×537272139264² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537272139269) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3461467 + ... + 3613349.

Almost surely, 2^537272139264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 537272139264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (850224760704).

537272139264 is an abundant number, since it is smaller than the sum of its proper divisors (1163177382144).

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

537272139264 is a wasteful number, since it uses less digits than its factorization.

537272139264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151965 (or 151942 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 51.

The spelling of 537272139264 in words is "five hundred thirty-seven billion, two hundred seventy-two million, one hundred thirty-nine thousand, two hundred sixty-four".