236612012978 has 16 divisors (see below), whose sum is σ = 387644806080. Its totient is φ = 107422717200.

The previous prime is 236612012957. The next prime is 236612012983. The reversal of 236612012978 is 879210216632.

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, 6391013 + ... + 6427928.

It is an arithmetic number, because the mean of its divisors is an integer number (24227800380).

Almost surely, 2^236612012978 is an apocalyptic number.

236612012978 is a deficient number, since it is larger than the sum of its proper divisors (151032793102).

236612012978 is a wasteful number, since it uses less digits than its factorization.

236612012978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12819793.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 236612012978 in words is "two hundred thirty-six billion, six hundred twelve million, twelve thousand, nine hundred seventy-eight".