90416042542 has 96 divisors (see below), whose sum is σ = 163558517760. Its totient is φ = 37356379200.

The previous prime is 90416042537. The next prime is 90416042557. The reversal of 90416042542 is 24524061409.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 122348809 + ... + 122349547.

It is an arithmetic number, because the mean of its divisors is an integer number (1703734560).

Almost surely, 2^90416042542 is an apocalyptic number.

90416042542 is a deficient number, since it is larger than the sum of its proper divisors (73142475218).

90416042542 is a wasteful number, since it uses less digits than its factorization.

90416042542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166 (or 1159 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 90416042542 in words is "ninety billion, four hundred sixteen million, forty-two thousand, five hundred forty-two".