11984932646 has 8 divisors (see below), whose sum is σ = 19034893080. Its totient is φ = 5639968288.

The previous prime is 11984932637. The next prime is 11984932669. The reversal of 11984932646 is 64623948911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11984932646² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176248976 + ... + 176249043.

It is an arithmetic number, because the mean of its divisors is an integer number (2379361635).

Almost surely, 2^11984932646 is an apocalyptic number.

11984932646 is a deficient number, since it is larger than the sum of its proper divisors (7049960434).

11984932646 is a wasteful number, since it uses less digits than its factorization.

11984932646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352498038.

The product of its digits is 2239488, while the sum is 53.

The spelling of 11984932646 in words is "eleven billion, nine hundred eighty-four million, nine hundred thirty-two thousand, six hundred forty-six".