42626620405 has 8 divisors (see below), whose sum is σ = 51915406752. Its totient is φ = 33592321488.

The previous prime is 42626620391. The next prime is 42626620433. The reversal of 42626620405 is 50402662624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42626620405 - 2⁵ = 42626620373 is a prime.

It is a Duffinian number.

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, 63621487 + ... + 63622156.

It is an arithmetic number, because the mean of its divisors is an integer number (6489425844).

Almost surely, 2^42626620405 is an apocalyptic number.

It is an amenable number.

42626620405 is a deficient number, since it is larger than the sum of its proper divisors (9288786347).

42626620405 is a wasteful number, since it uses less digits than its factorization.

42626620405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127243715.

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

The spelling of 42626620405 in words is "forty-two billion, six hundred twenty-six million, six hundred twenty thousand, four hundred five".