90762541042 has 4 divisors (see below), whose sum is σ = 136143811566. Its totient is φ = 45381270520.

The previous prime is 90762541021. The next prime is 90762541063. The reversal of 90762541042 is 24014526709.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24014526709 = 3413 ⋅7036193.

It is an interprime number because it is at equal distance from previous prime (90762541021) and next prime (90762541063).

It can be written as a sum of positive squares in only one way, i.e., 81790852081 + 8971688961 = 285991^2 + 94719^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 90762540986 and 90762541004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22690635259 + ... + 22690635262.

Almost surely, 2^90762541042 is an apocalyptic number.

90762541042 is a deficient number, since it is larger than the sum of its proper divisors (45381270524).

90762541042 is a wasteful number, since it uses less digits than its factorization.

90762541042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45381270523.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 90762541042 in words is "ninety billion, seven hundred sixty-two million, five hundred forty-one thousand, forty-two".