415074487428 has 30 divisors (see below), whose sum is σ = 1085086701006. Its totient is φ = 138358162368.

The previous prime is 415074487391. The next prime is 415074487433. The reversal of 415074487428 is 824784470514.

It is a happy number.

415074487428 is a `hidden beast` number, since 4 + 1 + 50 + 74 + 487 + 42 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 390035222784 + 25039264644 = 624528^2 + 158238^2 .

It is a super-2 number, since 2×415074487428² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 640546725 + ... + 640547372.

Almost surely, 2^415074487428 is an apocalyptic number.

It is an amenable number.

415074487428 is an abundant number, since it is smaller than the sum of its proper divisors (670012213578).

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

415074487428 is a wasteful number, since it uses less digits than its factorization.

415074487428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281094113 (or 1281094102 counting only the distinct ones).

The product of its (nonzero) digits is 8028160, while the sum is 54.

The spelling of 415074487428 in words is "four hundred fifteen billion, seventy-four million, four hundred eighty-seven thousand, four hundred twenty-eight".