11621755607313 has 8 divisors (see below), whose sum is σ = 15502871399328. Its totient is φ = 7744238443424.

The previous prime is 11621755607309. The next prime is 11621755607339. The reversal of 11621755607313 is 31370655712611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11621755607313 - 2² = 11621755607309 is a prime.

It is a super-2 number, since 2×11621755607313² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11621755607113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 899649495 + ... + 899662412.

It is an arithmetic number, because the mean of its divisors is an integer number (1937858924916).

Almost surely, 2^{11621755607313} is an apocalyptic number.

It is an amenable number.

11621755607313 is a deficient number, since it is larger than the sum of its proper divisors (3881115792015).

11621755607313 is a wasteful number, since it uses less digits than its factorization.

11621755607313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1799314063.

The product of its (nonzero) digits is 793800, while the sum is 48.

The spelling of 11621755607313 in words is "eleven trillion, six hundred twenty-one billion, seven hundred fifty-five million, six hundred seven thousand, three hundred thirteen".