11812582642 has 16 divisors (see below), whose sum is σ = 20252927232. Its totient is φ = 5061839040.

The previous prime is 11812582633. The next prime is 11812582657. The reversal of 11812582642 is 24628521811.

It is a junction number, because it is equal to n+sod(n) for n = 11812582595 and 11812582604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54967 + ... + 163237.

It is an arithmetic number, because the mean of its divisors is an integer number (1265807952).

Almost surely, 2^11812582642 is an apocalyptic number.

11812582642 is a deficient number, since it is larger than the sum of its proper divisors (8440344590).

11812582642 is a wasteful number, since it uses less digits than its factorization.

11812582642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116073.

The product of its digits is 61440, while the sum is 40.

The spelling of 11812582642 in words is "eleven billion, eight hundred twelve million, five hundred eighty-two thousand, six hundred forty-two".