10564733977 has 4 divisors (see below), whose sum is σ = 12073981696. Its totient is φ = 9055486260.

The previous prime is 10564733969. The next prime is 10564733981. The reversal of 10564733977 is 77933746501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10564733977 - 2³ = 10564733969 is a prime.

It is a super-2 number, since 2×10564733977² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10564733477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 754623849 + ... + 754623862.

It is an arithmetic number, because the mean of its divisors is an integer number (3018495424).

Almost surely, 2^10564733977 is an apocalyptic number.

It is an amenable number.

10564733977 is a deficient number, since it is larger than the sum of its proper divisors (1509247719).

10564733977 is an equidigital number, since it uses as much as digits as its factorization.

10564733977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1509247718.

The product of its (nonzero) digits is 3333960, while the sum is 52.

The spelling of 10564733977 in words is "ten billion, five hundred sixty-four million, seven hundred thirty-three thousand, nine hundred seventy-seven".