3400520402499 has 16 divisors (see below), whose sum is σ = 4946249046144. Its totient is φ = 2060905809600.

The previous prime is 3400520402479. The next prime is 3400520402509. The reversal of 3400520402499 is 9942040250043.

It is a Cunningham number, because it is equal to 1844050²-1.

It is not a de Polignac number, because 3400520402499 - 2⁷ = 3400520402371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3400520402499.

It is not an unprimeable number, because it can be changed into a prime (3400520402429) 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, 5224812 + ... + 5839494.

It is an arithmetic number, because the mean of its divisors is an integer number (309140565384).

Almost surely, 2^{3400520402499} is an apocalyptic number.

3400520402499 is a deficient number, since it is larger than the sum of its proper divisors (1545728643645).

3400520402499 is a wasteful number, since it uses less digits than its factorization.

3400520402499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782338.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 3400520402499 in words is "three trillion, four hundred billion, five hundred twenty million, four hundred two thousand, four hundred ninety-nine".