3455621434057 has 16 divisors (see below), whose sum is σ = 3752891226112. Its totient is φ = 3162873692160.

The previous prime is 3455621434019. The next prime is 3455621434103. The reversal of 3455621434057 is 7504341265543.

It is a de Polignac number, because none of the positive numbers 2^k-3455621434057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3455621434057.

It is not an unprimeable number, because it can be changed into a prime (3455621434157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2285257 + ... + 3483337.

It is an arithmetic number, because the mean of its divisors is an integer number (234555701632).

Almost surely, 2^{3455621434057} is an apocalyptic number.

It is an amenable number.

3455621434057 is a deficient number, since it is larger than the sum of its proper divisors (297269792055).

3455621434057 is a wasteful number, since it uses less digits than its factorization.

3455621434057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199968.

The product of its (nonzero) digits is 6048000, while the sum is 49.

The spelling of 3455621434057 in words is "three trillion, four hundred fifty-five billion, six hundred twenty-one million, four hundred thirty-four thousand, fifty-seven".