3400473772565 has 16 divisors (see below), whose sum is σ = 4123158650688. Its totient is φ = 2691992710656.

The previous prime is 3400473772559. The next prime is 3400473772669. The reversal of 3400473772565 is 5652773740043.

It is a cyclic number.

It is not a de Polignac number, because 3400473772565 - 2⁸ = 3400473772309 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 3421814 + ... + 4302296.

It is an arithmetic number, because the mean of its divisors is an integer number (257697415668).

Almost surely, 2^{3400473772565} is an apocalyptic number.

It is an amenable number.

3400473772565 is a deficient number, since it is larger than the sum of its proper divisors (722684878123).

3400473772565 is an equidigital number, since it uses as much as digits as its factorization.

3400473772565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888548.

The product of its (nonzero) digits is 14817600, while the sum is 53.

The spelling of 3400473772565 in words is "three trillion, four hundred billion, four hundred seventy-three million, seven hundred seventy-two thousand, five hundred sixty-five".