42620441660352 has 42 divisors (see below), whose sum is σ = 122163800663528. Its totient is φ = 14206813886592.

The previous prime is 42620441660347. The next prime is 42620441660353. The reversal of 42620441660352 is 25306614402624.

It is a happy number.

42620441660352 is a `hidden beast` number, since 4 + 2 + 6 + 20 + 4 + 4 + 16 + 603 + 5 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 42620441660298 and 42620441660307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42620441660353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36996910588 + ... + 36996911739.

Almost surely, 2^{42620441660352} is an apocalyptic number.

It is an amenable number.

42620441660352 is an abundant number, since it is smaller than the sum of its proper divisors (79543359003176).

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

42620441660352 is a wasteful number, since it uses less digits than its factorization.

42620441660352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73993822345 (or 73993822332 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 42620441660352 in words is "forty-two trillion, six hundred twenty billion, four hundred forty-one million, six hundred sixty thousand, three hundred fifty-two".