11621358471075 has 48 divisors (see below), whose sum is σ = 20009305798656. Its totient is φ = 5945039654400.

The previous prime is 11621358471011. The next prime is 11621358471101. The reversal of 11621358471075 is 57017485312611.

It is not a de Polignac number, because 11621358471075 - 2⁶ = 11621358471011 is a prime.

It is a super-2 number, since 2×11621358471075² (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21854239 + ... + 22379688.

It is an arithmetic number, because the mean of its divisors is an integer number (416860537472).

Almost surely, 2^{11621358471075} is an apocalyptic number.

11621358471075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11621358471075 is a deficient number, since it is larger than the sum of its proper divisors (8387947327581).

11621358471075 is a wasteful number, since it uses less digits than its factorization.

11621358471075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44234084 (or 44234079 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 51.

The spelling of 11621358471075 in words is "eleven trillion, six hundred twenty-one billion, three hundred fifty-eight million, four hundred seventy-one thousand, seventy-five".