11746431090 has 48 divisors (see below), whose sum is σ = 30546830808. Its totient is φ = 3131755008.

The previous prime is 11746431031. The next prime is 11746431091. The reversal of 11746431090 is 9013464711.

11746431090 is a `hidden beast` number, since 1 + 1 + 7 + 4 + 643 + 1 + 0 + 9 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 8349756129 + 3396674961 = 91377^2 + 58281^2 .

It is not an unprimeable number, because it can be changed into a prime (11746431091) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 596644 + ... + 616016.

Almost surely, 2^11746431090 is an apocalyptic number.

11746431090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11746431090 is an abundant number, since it is smaller than the sum of its proper divisors (18800399718).

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

11746431090 is a wasteful number, since it uses less digits than its factorization.

11746431090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26123 (or 26120 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The spelling of 11746431090 in words is "eleven billion, seven hundred forty-six million, four hundred thirty-one thousand, ninety".