3871457527532 has 48 divisors (see below), whose sum is σ = 8056859166720. Its totient is φ = 1593254500032.

The previous prime is 3871457527463. The next prime is 3871457527541. The reversal of 3871457527532 is 2357257541783.

It is a happy number.

It is a super-2 number, since 2×3871457527532² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27683432 + ... + 27822927.

It is an arithmetic number, because the mean of its divisors is an integer number (167851232640).

Almost surely, 2^{3871457527532} is an apocalyptic number.

It is an amenable number.

3871457527532 is an abundant number, since it is smaller than the sum of its proper divisors (4185401639188).

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

3871457527532 is a wasteful number, since it uses less digits than its factorization.

3871457527532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55506470 (or 55506468 counting only the distinct ones).

The product of its digits is 49392000, while the sum is 59.

The spelling of 3871457527532 in words is "three trillion, eight hundred seventy-one billion, four hundred fifty-seven million, five hundred twenty-seven thousand, five hundred thirty-two".