42692650884 has 135 divisors (see below), whose sum is σ = 120989595573. Its totient is φ = 13121323488.

The previous prime is 42692650867. The next prime is 42692650901. The reversal of 42692650884 is 48805629624.

The square root of 42692650884 is 206622.

It is a perfect power (a square), and thus also a powerful number.

42692650884 is a `hidden beast` number, since 42 + 6 + 92 + 6 + 508 + 8 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (42692650867) and next prime (42692650901).

It can be written as a sum of positive squares in only one way, i.e., 6315480900 + 36377169984 = 79470^2 + 190728^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 42692650884.

It is an unprimeable number.

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 44 ways as a sum of consecutive naturals, for example, 48349107 + ... + 48349989.

Almost surely, 2^42692650884 is an apocalyptic number.

42692650884 is the 206622-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42692650884

42692650884 is an abundant number, since it is smaller than the sum of its proper divisors (78296944689).

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

42692650884 is an equidigital number, since it uses as much as digits as its factorization.

42692650884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808 (or 901 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 42692650884 in words is "forty-two billion, six hundred ninety-two million, six hundred fifty thousand, eight hundred eighty-four".