421055554713662 has 32 divisors (see below), whose sum is σ = 749246421420000. Its totient is φ = 175262320788480.

The previous prime is 421055554713643. The next prime is 421055554713691. The reversal of 421055554713662 is 266317455550124.

It is a super-2 number, since 2×421055554713662² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 421055554713598 and 421055554713607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15213729287 + ... + 15213756962.

It is an arithmetic number, because the mean of its divisors is an integer number (23413950669375).

Almost surely, 2^{421055554713662} is an apocalyptic number.

421055554713662 is a deficient number, since it is larger than the sum of its proper divisors (328190866706338).

421055554713662 is a wasteful number, since it uses less digits than its factorization.

421055554713662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30427486316.

The product of its (nonzero) digits is 30240000, while the sum is 56.

The spelling of 421055554713662 in words is "four hundred twenty-one trillion, fifty-five billion, five hundred fifty-four million, seven hundred thirteen thousand, six hundred sixty-two".