11657577090 has 32 divisors (see below), whose sum is σ = 27987580800. Its totient is φ = 3107643264.

The previous prime is 11657577023. The next prime is 11657577097. The reversal of 11657577090 is 9077575611.

It is not an unprimeable number, because it can be changed into a prime (11657577097) 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, 27747 + ... + 155193.

It is an arithmetic number, because the mean of its divisors is an integer number (874611900).

Almost surely, 2^11657577090 is an apocalyptic number.

11657577090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11657577090 is an abundant number, since it is smaller than the sum of its proper divisors (16330003710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11657577090 is a wasteful number, since it uses less digits than its factorization.

11657577090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130506.

The product of its (nonzero) digits is 463050, while the sum is 48.

The spelling of 11657577090 in words is "eleven billion, six hundred fifty-seven million, five hundred seventy-seven thousand, ninety".