398129364962 has 8 divisors (see below), whose sum is σ = 682507482816. Its totient is φ = 170626870692.

The previous prime is 398129364949. The next prime is 398129364973. The reversal of 398129364962 is 269463921893.

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

It is a super-2 number, since 2×398129364962² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 398129364895 and 398129364904.

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, 14218905878 + ... + 14218905905.

It is an arithmetic number, because the mean of its divisors is an integer number (85313435352).

Almost surely, 2^398129364962 is an apocalyptic number.

398129364962 is a deficient number, since it is larger than the sum of its proper divisors (284378117854).

398129364962 is a wasteful number, since it uses less digits than its factorization.

398129364962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28437811792.

The product of its digits is 30233088, while the sum is 62.

The spelling of 398129364962 in words is "three hundred ninety-eight billion, one hundred twenty-nine million, three hundred sixty-four thousand, nine hundred sixty-two".