398460653426 has 32 divisors (see below), whose sum is σ = 654473678976. Its totient is φ = 180439344000.

The previous prime is 398460653419. The next prime is 398460653429. The reversal of 398460653426 is 624356064893.

It is not an unprimeable number, because it can be changed into a prime (398460653429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13621496 + ... + 13650716.

It is an arithmetic number, because the mean of its divisors is an integer number (20452302468).

Almost surely, 2^398460653426 is an apocalyptic number.

398460653426 is a deficient number, since it is larger than the sum of its proper divisors (256013025550).

398460653426 is a wasteful number, since it uses less digits than its factorization.

398460653426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31538.

The product of its (nonzero) digits is 22394880, while the sum is 56.

The spelling of 398460653426 in words is "three hundred ninety-eight billion, four hundred sixty million, six hundred fifty-three thousand, four hundred twenty-six".