90551116 has 12 divisors (see below), whose sum is σ = 158548320. Its totient is φ = 45251600.

The previous prime is 90551113. The next prime is 90551117. The reversal of 90551116 is 61115509.

It is not an unprimeable number, because it can be changed into a prime (90551113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4590 + ... + 14218.

It is an arithmetic number, because the mean of its divisors is an integer number (13212360).

Almost surely, 2^90551116 is an apocalyptic number.

It is an amenable number.

90551116 is a deficient number, since it is larger than the sum of its proper divisors (67997204).

90551116 is a wasteful number, since it uses less digits than its factorization.

90551116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11984 (or 11982 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 28.

The square root of 90551116 is about 9515.8350132818. The cubic root of 90551116 is about 449.0533449185.

The spelling of 90551116 in words is "ninety million, five hundred fifty-one thousand, one hundred sixteen".