4021355422992 has 40 divisors (see below), whose sum is σ = 10389302053024. Its totient is φ = 1340348511744.

The previous prime is 4021355422979. The next prime is 4021355423009. The reversal of 4021355422992 is 2992245531204.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 2597353 + ... + 3845640.

Almost surely, 2^{4021355422992} is an apocalyptic number.

It is an amenable number.

4021355422992 is an abundant number, since it is smaller than the sum of its proper divisors (6367946630032).

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

4021355422992 is a wasteful number, since it uses less digits than its factorization.

4021355422992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6456007 (or 6456001 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 4021355422992 in words is "four trillion, twenty-one billion, three hundred fifty-five million, four hundred twenty-two thousand, nine hundred ninety-two".