215583260512532 has 24 divisors (see below), whose sum is σ = 411569003875680. Its totient is φ = 97992162313760.

The previous prime is 215583260512523. The next prime is 215583260512577. The reversal of 215583260512532 is 235215062385512.

It is a happy number.

It is a super-2 number, since 2×215583260512532² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14108003 + ... + 25103829.

It is an arithmetic number, because the mean of its divisors is an integer number (17148708494820).

Almost surely, 2^{215583260512532} is an apocalyptic number.

215583260512532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

215583260512532 is a deficient number, since it is larger than the sum of its proper divisors (195985743363148).

215583260512532 is a wasteful number, since it uses less digits than its factorization.

215583260512532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11441431 (or 11441429 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 50.

The spelling of 215583260512532 in words is "two hundred fifteen trillion, five hundred eighty-three billion, two hundred sixty million, five hundred twelve thousand, five hundred thirty-two".