82372890501 has 24 divisors (see below), whose sum is σ = 130142244960. Its totient is φ = 49791218400.

The previous prime is 82372890463. The next prime is 82372890557. The reversal of 82372890501 is 10509827328.

It is a happy number.

82372890501 is a `hidden beast` number, since 8 + 2 + 37 + 28 + 90 + 501 = 666.

It is not a de Polignac number, because 82372890501 - 2⁷ = 82372890373 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82372890581) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1060170 + ... + 1135211.

It is an arithmetic number, because the mean of its divisors is an integer number (5422593540).

Almost surely, 2^82372890501 is an apocalyptic number.

It is an amenable number.

82372890501 is a deficient number, since it is larger than the sum of its proper divisors (47769354459).

82372890501 is a wasteful number, since it uses less digits than its factorization.

82372890501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2195777 (or 2195774 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 82372890501 in words is "eighty-two billion, three hundred seventy-two million, eight hundred ninety thousand, five hundred one".