1236136922056 has 48 divisors (see below), whose sum is σ = 2362978195200. Its totient is φ = 606236085312.

The previous prime is 1236136921991. The next prime is 1236136922071. The reversal of 1236136922056 is 6502296316321.

It is a junction number, because it is equal to n+sod(n) for n = 1236136921997 and 1236136922015.

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, 124017985 + ... + 124027951.

It is an arithmetic number, because the mean of its divisors is an integer number (49228712400).

Almost surely, 2^{1236136922056} is an apocalyptic number.

It is an amenable number.

1236136922056 is a deficient number, since it is larger than the sum of its proper divisors (1126841273144).

1236136922056 is an equidigital number, since it uses as much as digits as its factorization.

1236136922056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15598 (or 15541 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 1236136922056 in words is "one trillion, two hundred thirty-six billion, one hundred thirty-six million, nine hundred twenty-two thousand, fifty-six".