52786946501 has 4 divisors (see below), whose sum is σ = 54014549952. Its totient is φ = 51559343052.

The previous prime is 52786946497. The next prime is 52786946507. The reversal of 52786946501 is 10564968725.

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 52786946501 - 2² = 52786946497 is a prime.

It is a super-2 number, since 2×52786946501² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52786946507) 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, 613801661 + ... + 613801746.

It is an arithmetic number, because the mean of its divisors is an integer number (13503637488).

Almost surely, 2^52786946501 is an apocalyptic number.

It is an amenable number.

52786946501 is a deficient number, since it is larger than the sum of its proper divisors (1227603451).

52786946501 is a wasteful number, since it uses less digits than its factorization.

52786946501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227603450.

The product of its (nonzero) digits is 3628800, while the sum is 53.

The spelling of 52786946501 in words is "fifty-two billion, seven hundred eighty-six million, nine hundred forty-six thousand, five hundred one".