104736497157 has 24 divisors (see below), whose sum is σ = 160532812440. Its totient is φ = 65574420480.

The previous prime is 104736497149. The next prime is 104736497183. The reversal of 104736497157 is 751794637401.

104736497157 is a `hidden beast` number, since 1 + 0 + 47 + 364 + 97 + 157 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 9888512481 + 94847984676 = 99441^2 + 307974^2 .

It is not a de Polignac number, because 104736497157 - 2³ = 104736497149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104736497147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 671932 + ... + 812997.

It is an arithmetic number, because the mean of its divisors is an integer number (6688867185).

Almost surely, 2^104736497157 is an apocalyptic number.

104736497157 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

104736497157 is a deficient number, since it is larger than the sum of its proper divisors (55796315283).

104736497157 is a wasteful number, since it uses less digits than its factorization.

104736497157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485413 (or 1485410 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 54.

The spelling of 104736497157 in words is "one hundred four billion, seven hundred thirty-six million, four hundred ninety-seven thousand, one hundred fifty-seven".