90577101149 has 8 divisors (see below), whose sum is σ = 94093151040. Its totient is φ = 87123282400.

The previous prime is 90577101137. The next prime is 90577101151. The reversal of 90577101149 is 94110177509.

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 90577101149 - 2⁴ = 90577101133 is a prime.

It is a super-2 number, since 2×90577101149² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90577101179) 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, 15554819 + ... + 15560640.

It is an arithmetic number, because the mean of its divisors is an integer number (11761643880).

Almost surely, 2^90577101149 is an apocalyptic number.

It is an amenable number.

90577101149 is a deficient number, since it is larger than the sum of its proper divisors (3516049891).

90577101149 is a wasteful number, since it uses less digits than its factorization.

90577101149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31115571.

The product of its (nonzero) digits is 79380, while the sum is 44.

The spelling of 90577101149 in words is "ninety billion, five hundred seventy-seven million, one hundred one thousand, one hundred forty-nine".