52195973719 has 4 divisors (see below), whose sum is σ = 52712765640. Its totient is φ = 51679181800.

The previous prime is 52195973701. The next prime is 52195973737. The reversal of 52195973719 is 91737959125.

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

It is an interprime number because it is at equal distance from previous prime (52195973701) and next prime (52195973737).

It is a cyclic number.

It is not a de Polignac number, because 52195973719 - 2⁷ = 52195973591 is a prime.

It is a super-2 number, since 2×52195973719² (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 (52195971719) 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, 258395809 + ... + 258396010.

It is an arithmetic number, because the mean of its divisors is an integer number (13178191410).

Almost surely, 2^52195973719 is an apocalyptic number.

52195973719 is a deficient number, since it is larger than the sum of its proper divisors (516791921).

52195973719 is a wasteful number, since it uses less digits than its factorization.

52195973719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516791920.

The product of its digits is 5358150, while the sum is 58.

The spelling of 52195973719 in words is "fifty-two billion, one hundred ninety-five million, nine hundred seventy-three thousand, seven hundred nineteen".