120736266400 has 36 divisors (see below), whose sum is σ = 294747412302. Its totient is φ = 48294506240.

The previous prime is 120736266397. The next prime is 120736266449. The reversal of 120736266400 is 4662637021.

It can be written as a sum of positive squares in 3 ways, for example, as 56364457744 + 64371808656 = 237412^2 + 253716^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 120736266400.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75459367 + ... + 75460966.

Almost surely, 2^120736266400 is an apocalyptic number.

120736266400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120736266400 is an abundant number, since it is smaller than the sum of its proper divisors (174011145902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120736266400 is a wasteful number, since it uses less digits than its factorization.

120736266400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150920353 (or 150920340 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 120736266400 in words is "one hundred twenty billion, seven hundred thirty-six million, two hundred sixty-six thousand, four hundred".