537215147128 has 32 divisors (see below), whose sum is σ = 1098971516160. Its totient is φ = 244161514080.

The previous prime is 537215147087. The next prime is 537215147129. The reversal of 537215147128 is 821741512735.

It is a super-2 number, since 2×537215147128² (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 (537215147129) 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, 465751 + ... + 1136377.

It is an arithmetic number, because the mean of its divisors is an integer number (34342859880).

Almost surely, 2^537215147128 is an apocalyptic number.

It is an amenable number.

537215147128 is an abundant number, since it is smaller than the sum of its proper divisors (561756369032).

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

537215147128 is a wasteful number, since it uses less digits than its factorization.

537215147128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679747 (or 679743 counting only the distinct ones).

The product of its digits is 470400, while the sum is 46.

The spelling of 537215147128 in words is "five hundred thirty-seven billion, two hundred fifteen million, one hundred forty-seven thousand, one hundred twenty-eight".