98022636405 has 48 divisors (see below), whose sum is σ = 176826371904. Its totient is φ = 52092512640.

The previous prime is 98022636389. The next prime is 98022636409. The reversal of 98022636405 is 50463622089.

98022636405 is a `hidden beast` number, since 9 + 8 + 0 + 2 + 2 + 636 + 4 + 0 + 5 = 666.

It is not a de Polignac number, because 98022636405 - 2⁴ = 98022636389 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98022636409) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 197862 + ... + 484968.

It is an arithmetic number, because the mean of its divisors is an integer number (3683882748).

Almost surely, 2^98022636405 is an apocalyptic number.

It is an amenable number.

98022636405 is a deficient number, since it is larger than the sum of its proper divisors (78803735499).

98022636405 is a wasteful number, since it uses less digits than its factorization.

98022636405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287408 (or 287396 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 98022636405 in words is "ninety-eight billion, twenty-two million, six hundred thirty-six thousand, four hundred five".