42602622626640 has 80 divisors (see below), whose sum is σ = 133429657330368. Its totient is φ = 11243578748928.

The previous prime is 42602622626617. The next prime is 42602622626653. The reversal of 42602622626640 is 4662622620624.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is a self number, because there is not a number n which added to its sum of digits gives 42602622626640.

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, 914981502 + ... + 915028061.

Almost surely, 2^{42602622626640} is an apocalyptic number.

42602622626640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42602622626640 is an abundant number, since it is smaller than the sum of its proper divisors (90827034703728).

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

42602622626640 is a wasteful number, since it uses less digits than its factorization.

42602622626640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830009676 (or 1830009670 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 48.

The spelling of 42602622626640 in words is "forty-two trillion, six hundred two billion, six hundred twenty-two million, six hundred twenty-six thousand, six hundred forty".