4015115551632 has 40 divisors (see below), whose sum is σ = 10376620960896. Its totient is φ = 1337824867456.

The previous prime is 4015115551621. The next prime is 4015115551633. The reversal of 4015115551632 is 2361555115104.

It is a super-2 number, since 2×4015115551632² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4015115551633) 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, 16974543 + ... + 17209454.

Almost surely, 2^{4015115551632} is an apocalyptic number.

It is an amenable number.

4015115551632 is an abundant number, since it is smaller than the sum of its proper divisors (6361505409264).

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

4015115551632 is a wasteful number, since it uses less digits than its factorization.

4015115551632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34186455 (or 34186449 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 39.

The spelling of 4015115551632 in words is "four trillion, fifteen billion, one hundred fifteen million, five hundred fifty-one thousand, six hundred thirty-two".