72983409898 has 16 divisors (see below), whose sum is σ = 125441095680. Its totient is φ = 31196934576.

The previous prime is 72983409893. The next prime is 72983409899. The reversal of 72983409898 is 89890438927.

It is not an unprimeable number, because it can be changed into a prime (72983409893) 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, 6800253 + ... + 6810976.

It is an arithmetic number, because the mean of its divisors is an integer number (7840068480).

Almost surely, 2^72983409898 is an apocalyptic number.

72983409898 is a deficient number, since it is larger than the sum of its proper divisors (52457685782).

72983409898 is a wasteful number, since it uses less digits than its factorization.

72983409898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13611621.

The product of its (nonzero) digits is 62705664, while the sum is 67.

The spelling of 72983409898 in words is "seventy-two billion, nine hundred eighty-three million, four hundred nine thousand, eight hundred ninety-eight".