123124473898 has 8 divisors (see below), whose sum is σ = 186015392640. Its totient is φ = 61119343020.

The previous prime is 123124473869. The next prime is 123124473919. The reversal of 123124473898 is 898374421321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221446618 + ... + 221447173.

It is an arithmetic number, because the mean of its divisors is an integer number (23251924080).

Almost surely, 2^123124473898 is an apocalyptic number.

123124473898 is a deficient number, since it is larger than the sum of its proper divisors (62890918742).

123124473898 is a wasteful number, since it uses less digits than its factorization.

123124473898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442893932.

The product of its digits is 2322432, while the sum is 52.

The spelling of 123124473898 in words is "one hundred twenty-three billion, one hundred twenty-four million, four hundred seventy-three thousand, eight hundred ninety-eight".