91882146053 has 4 divisors (see below), whose sum is σ = 91896734508. Its totient is φ = 91867557600.

The previous prime is 91882146047. The next prime is 91882146061. The reversal of 91882146053 is 35064128819.

It is a happy number.

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 39833373889 + 52048772164 = 199583^2 + 228142^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-91882146053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 91882145989 and 91882146007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91882106053) 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, 7284776 + ... + 7297377.

It is an arithmetic number, because the mean of its divisors is an integer number (22974183627).

Almost surely, 2^91882146053 is an apocalyptic number.

It is an amenable number.

91882146053 is a deficient number, since it is larger than the sum of its proper divisors (14588455).

91882146053 is a wasteful number, since it uses less digits than its factorization.

91882146053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14588454.

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 91882146053 in words is "ninety-one billion, eight hundred eighty-two million, one hundred forty-six thousand, fifty-three".