6405087465402 has 32 divisors (see below), whose sum is σ = 13607896180032. Its totient is φ = 2002893790464.

The previous prime is 6405087465349. The next prime is 6405087465431. The reversal of 6405087465402 is 2045647805046.

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

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, 102240633 + ... + 102303260.

It is an arithmetic number, because the mean of its divisors is an integer number (425246755626).

Almost surely, 2^{6405087465402} is an apocalyptic number.

6405087465402 is an abundant number, since it is smaller than the sum of its proper divisors (7202808714630).

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

6405087465402 is a wasteful number, since it uses less digits than its factorization.

6405087465402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204544222.

The product of its (nonzero) digits is 6451200, while the sum is 51.

The spelling of 6405087465402 in words is "six trillion, four hundred five billion, eighty-seven million, four hundred sixty-five thousand, four hundred two".