405542622700 has 36 divisors (see below), whose sum is σ = 880535673360. Its totient is φ = 162123375040.

The previous prime is 405542622677. The next prime is 405542622703. The reversal of 405542622700 is 7226245504.

It is a self number, because there is not a number n which added to its sum of digits gives 405542622700.

It is not an unprimeable number, because it can be changed into a prime (405542622703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 996760 + ... + 1343359.

It is an arithmetic number, because the mean of its divisors is an integer number (24459324260).

Almost surely, 2^405542622700 is an apocalyptic number.

It is an amenable number.

405542622700 is an abundant number, since it is smaller than the sum of its proper divisors (474993050660).

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

405542622700 is a wasteful number, since it uses less digits than its factorization.

405542622700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2341866 (or 2341859 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 37.

The spelling of 405542622700 in words is "four hundred five billion, five hundred forty-two million, six hundred twenty-two thousand, seven hundred".