73402020398 has 16 divisors (see below), whose sum is σ = 125837205504. Its totient is φ = 31456716120.

The previous prime is 73402020397. The next prime is 73402020401. The reversal of 73402020398 is 89302020437.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73402020397) 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, 297803 + ... + 485273.

It is an arithmetic number, because the mean of its divisors is an integer number (7864825344).

Almost surely, 2^73402020398 is an apocalyptic number.

73402020398 is a deficient number, since it is larger than the sum of its proper divisors (52435185106).

73402020398 is a wasteful number, since it uses less digits than its factorization.

73402020398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215447.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 73402020398 in words is "seventy-three billion, four hundred two million, twenty thousand, three hundred ninety-eight".