52965354961 has 4 divisors (see below), whose sum is σ = 53009752932. Its totient is φ = 52920956992.

The previous prime is 52965354917. The next prime is 52965354973. The reversal of 52965354961 is 16945356925.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8114586561 + 44850768400 = 90081^2 + 211780^2 .

It is a cyclic number.

It is not a de Polignac number, because 52965354961 - 2⁷ = 52965354833 is a prime.

It is a super-2 number, since 2×52965354961² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52965354901) 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, 22197196 + ... + 22199581.

It is an arithmetic number, because the mean of its divisors is an integer number (13252438233).

Almost surely, 2^52965354961 is an apocalyptic number.

It is an amenable number.

52965354961 is a deficient number, since it is larger than the sum of its proper divisors (44397971).

52965354961 is a wasteful number, since it uses less digits than its factorization.

52965354961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44397970.

The product of its digits is 8748000, while the sum is 55.

The spelling of 52965354961 in words is "fifty-two billion, nine hundred sixty-five million, three hundred fifty-four thousand, nine hundred sixty-one".