11621056707 has 48 divisors (see below), whose sum is σ = 19758106368. Its totient is φ = 6513592320.

The previous prime is 11621056631. The next prime is 11621056721. The reversal of 11621056707 is 70765012611.

It is not a de Polignac number, because 11621056707 - 2¹⁹ = 11620532419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11621056757) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32578 + ... + 155895.

It is an arithmetic number, because the mean of its divisors is an integer number (411627216).

Almost surely, 2^11621056707 is an apocalyptic number.

11621056707 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

11621056707 is a deficient number, since it is larger than the sum of its proper divisors (8137049661).

11621056707 is a wasteful number, since it uses less digits than its factorization.

11621056707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188540 (or 188537 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The spelling of 11621056707 in words is "eleven billion, six hundred twenty-one million, fifty-six thousand, seven hundred seven".