420015634026022 has 4 divisors (see below), whose sum is σ = 630023451039036. Its totient is φ = 210007817013010.

The previous prime is 420015634025873. The next prime is 420015634026031. The reversal of 420015634026022 is 220620436510024.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105003908506504 + ... + 105003908506507.

It is an arithmetic number, because the mean of its divisors is an integer number (157505862759759).

Almost surely, 2^{420015634026022} is an apocalyptic number.

420015634026022 is a deficient number, since it is larger than the sum of its proper divisors (210007817013014).

420015634026022 is a wasteful number, since it uses less digits than its factorization.

420015634026022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210007817013013.

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 420015634026022 in words is "four hundred twenty trillion, fifteen billion, six hundred thirty-four million, twenty-six thousand, twenty-two".