421162553562198 has 16 divisors (see below), whose sum is σ = 962657265285120. Its totient is φ = 120332158160616.

The previous prime is 421162553562167. The next prime is 421162553562229. The reversal of 421162553562198 is 891265355261124.

It is an interprime number because it is at equal distance from previous prime (421162553562167) and next prime (421162553562229).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5013839923318 + ... + 5013839923401.

It is an arithmetic number, because the mean of its divisors is an integer number (60166079080320).

Almost surely, 2^{421162553562198} is an apocalyptic number.

421162553562198 is an abundant number, since it is smaller than the sum of its proper divisors (541494711722922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421162553562198 is a wasteful number, since it uses less digits than its factorization.

421162553562198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10027679846731.

The product of its digits is 31104000, while the sum is 60.

The spelling of 421162553562198 in words is "four hundred twenty-one trillion, one hundred sixty-two billion, five hundred fifty-three million, five hundred sixty-two thousand, one hundred ninety-eight".