422940517590 has 16 divisors (see below), whose sum is σ = 1015057242288. Its totient is φ = 112784138016.

The previous prime is 422940517561. The next prime is 422940517603. The reversal of 422940517590 is 95715049224.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7049008597 + ... + 7049008656.

It is an arithmetic number, because the mean of its divisors is an integer number (63441077643).

Almost surely, 2^422940517590 is an apocalyptic number.

422940517590 is an abundant number, since it is smaller than the sum of its proper divisors (592116724698).

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

422940517590 is a wasteful number, since it uses less digits than its factorization.

422940517590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14098017263.

The product of its (nonzero) digits is 907200, while the sum is 48.

The spelling of 422940517590 in words is "four hundred twenty-two billion, nine hundred forty million, five hundred seventeen thousand, five hundred ninety".