90772141567696 has 80 divisors (see below), whose sum is σ = 178275966711040. Its totient is φ = 44766618624000.

The previous prime is 90772141567693. The next prime is 90772141567697. The reversal of 90772141567696 is 69676514127709.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90772141567691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5738889580 + ... + 5738905396.

It is an arithmetic number, because the mean of its divisors is an integer number (2228449583888).

Almost surely, 2^{90772141567696} is an apocalyptic number.

It is an amenable number.

90772141567696 is a deficient number, since it is larger than the sum of its proper divisors (87503825143344).

90772141567696 is a wasteful number, since it uses less digits than its factorization.

90772141567696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20172 (or 20166 counting only the distinct ones).

The product of its (nonzero) digits is 240045120, while the sum is 70.

The spelling of 90772141567696 in words is "ninety trillion, seven hundred seventy-two billion, one hundred forty-one million, five hundred sixty-seven thousand, six hundred ninety-six".