98638445404 has 24 divisors (see below), whose sum is σ = 173639909520. Its totient is φ = 49027421184.

The previous prime is 98638445377. The next prime is 98638445407. The reversal of 98638445404 is 40454483689.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98638445407) 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, 1013427 + ... + 1106485.

It is an arithmetic number, because the mean of its divisors is an integer number (7234996230).

Almost surely, 2^98638445404 is an apocalyptic number.

It is an amenable number.

98638445404 is a deficient number, since it is larger than the sum of its proper divisors (75001464116).

98638445404 is a wasteful number, since it uses less digits than its factorization.

98638445404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94629 (or 94627 counting only the distinct ones).

The product of its (nonzero) digits is 13271040, while the sum is 55.

The spelling of 98638445404 in words is "ninety-eight billion, six hundred thirty-eight million, four hundred forty-five thousand, four hundred four".