11681058004 has 48 divisors (see below), whose sum is σ = 25495626240. Its totient is φ = 4549332960.

The previous prime is 11681057981. The next prime is 11681058017. The reversal of 11681058004 is 40085018611.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1062367 + ... + 1073305.

It is an arithmetic number, because the mean of its divisors is an integer number (531158880).

Almost surely, 2^11681058004 is an apocalyptic number.

11681058004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11681058004 is an abundant number, since it is smaller than the sum of its proper divisors (13814568236).

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

11681058004 is a wasteful number, since it uses less digits than its factorization.

11681058004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14428 (or 14426 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 34.

The spelling of 11681058004 in words is "eleven billion, six hundred eighty-one million, fifty-eight thousand, four".