409070674518 has 48 divisors (see below), whose sum is σ = 948107225664. Its totient is φ = 116668992640.

The previous prime is 409070674487. The next prime is 409070674547. The reversal of 409070674518 is 815476070904.

409070674518 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×409070674518² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10704180 + ... + 10742327.

It is an arithmetic number, because the mean of its divisors is an integer number (19752233868).

Almost surely, 2^409070674518 is an apocalyptic number.

409070674518 is an abundant number, since it is smaller than the sum of its proper divisors (539036551146).

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

409070674518 is a wasteful number, since it uses less digits than its factorization.

409070674518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21446557 (or 21446540 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 409070674518 in words is "four hundred nine billion, seventy million, six hundred seventy-four thousand, five hundred eighteen".