405056545662 has 16 divisors (see below), whose sum is σ = 810376237440. Its totient is φ = 134974990872.

The previous prime is 405056545643. The next prime is 405056545667. The reversal of 405056545662 is 266545650504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405056545667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10944408 + ... + 10981355.

It is an arithmetic number, because the mean of its divisors is an integer number (50648514840).

Almost surely, 2^405056545662 is an apocalyptic number.

405056545662 is an abundant number, since it is smaller than the sum of its proper divisors (405319691778).

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

405056545662 is a wasteful number, since it uses less digits than its factorization.

405056545662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21928847.

The product of its (nonzero) digits is 4320000, while the sum is 48.

The spelling of 405056545662 in words is "four hundred five billion, fifty-six million, five hundred forty-five thousand, six hundred sixty-two".