90550810695 has 8 divisors (see below), whose sum is σ = 144881297136. Its totient is φ = 48293765696.

The previous prime is 90550810657. The next prime is 90550810697. The reversal of 90550810695 is 59601805509.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90550810695 - 2⁶ = 90550810631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90550810697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3018360342 + ... + 3018360371.

It is an arithmetic number, because the mean of its divisors is an integer number (18110162142).

Almost surely, 2^90550810695 is an apocalyptic number.

90550810695 is a deficient number, since it is larger than the sum of its proper divisors (54330486441).

90550810695 is a wasteful number, since it uses less digits than its factorization.

90550810695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6036720721.

The product of its (nonzero) digits is 486000, while the sum is 48.

The spelling of 90550810695 in words is "ninety billion, five hundred fifty million, eight hundred ten thousand, six hundred ninety-five".