11778060878 has 16 divisors (see below), whose sum is σ = 17707200000. Its totient is φ = 5875674552.

The previous prime is 11778060863. The next prime is 11778060901. The reversal of 11778060878 is 87806087711.

It is a congruent number.

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, 3364373 + ... + 3367871.

It is an arithmetic number, because the mean of its divisors is an integer number (1106700000).

Almost surely, 2^11778060878 is an apocalyptic number.

11778060878 is a deficient number, since it is larger than the sum of its proper divisors (5929139122).

11778060878 is a wasteful number, since it uses less digits than its factorization.

11778060878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6839.

The product of its (nonzero) digits is 1053696, while the sum is 53.

The spelling of 11778060878 in words is "eleven billion, seven hundred seventy-eight million, sixty thousand, eight hundred seventy-eight".