42364266520 has 32 divisors (see below), whose sum is σ = 95852127600. Its totient is φ = 16851035008.

The previous prime is 42364266517. The next prime is 42364266521. The reversal of 42364266520 is 2566246324.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42364266521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2951239 + ... + 2965558.

Almost surely, 2^42364266520 is an apocalyptic number.

42364266520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42364266520 is an abundant number, since it is smaller than the sum of its proper divisors (53487861080).

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

42364266520 is a wasteful number, since it uses less digits than its factorization.

42364266520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5916987 (or 5916983 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 42364266520 in words is "forty-two billion, three hundred sixty-four million, two hundred sixty-six thousand, five hundred twenty".