3427040575920 has 80 divisors (see below), whose sum is σ = 11441043163872. Its totient is φ = 843579217920.

The previous prime is 3427040575901. The next prime is 3427040575957. The reversal of 3427040575920 is 295750407243.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 3427040575920.

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, 549202101 + ... + 549208340.

Almost surely, 2^{3427040575920} is an apocalyptic number.

3427040575920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3427040575920 is an abundant number, since it is smaller than the sum of its proper divisors (8014002587952).

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

3427040575920 is a wasteful number, since it uses less digits than its factorization.

3427040575920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098410470 (or 1098410464 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 48.

The spelling of 3427040575920 in words is "three trillion, four hundred twenty-seven billion, forty million, five hundred seventy-five thousand, nine hundred twenty".