11678476642 has 24 divisors (see below), whose sum is σ = 21263743296. Its totient is φ = 4787449128.

The previous prime is 11678476633. The next prime is 11678476681. The reversal of 11678476642 is 24667487611.

It is a self number, because there is not a number n which added to its sum of digits gives 11678476642.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2588358 + ... + 2592865.

It is an arithmetic number, because the mean of its divisors is an integer number (885989304).

Almost surely, 2^11678476642 is an apocalyptic number.

11678476642 is a deficient number, since it is larger than the sum of its proper divisors (9585266654).

11678476642 is a wasteful number, since it uses less digits than its factorization.

11678476642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5181262 (or 5181255 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 52.

The spelling of 11678476642 in words is "eleven billion, six hundred seventy-eight million, four hundred seventy-six thousand, six hundred forty-two".