722619000090 has 128 divisors (see below), whose sum is σ = 2075503046400. Its totient is φ = 177850632960.

The previous prime is 722619000053. The next prime is 722619000091. The reversal of 722619000090 is 90000916227.

It is not an unprimeable number, because it can be changed into a prime (722619000091) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48363841 + ... + 48378779.

It is an arithmetic number, because the mean of its divisors is an integer number (16214867550).

Almost surely, 2^722619000090 is an apocalyptic number.

722619000090 is an abundant number, since it is smaller than the sum of its proper divisors (1352884046310).

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

722619000090 is a wasteful number, since it uses less digits than its factorization.

722619000090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28749 (or 28743 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The spelling of 722619000090 in words is "seven hundred twenty-two billion, six hundred nineteen million, ninety", and thus it is an aban number.