82450053144 has 64 divisors (see below), whose sum is σ = 231054789600. Its totient is φ = 27240127488.

The previous prime is 82450053143. The next prime is 82450053167. The reversal of 82450053144 is 44135005428.

It is a happy number.

82450053144 is a `hidden beast` number, since 8 + 2 + 4 + 500 + 5 + 3 + 144 = 666.

It is a super-2 number, since 2×82450053144² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 82450053099 and 82450053108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82450053143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1664589 + ... + 1713404.

Almost surely, 2^82450053144 is an apocalyptic number.

It is an amenable number.

82450053144 is an abundant number, since it is smaller than the sum of its proper divisors (148604736456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82450053144 is a wasteful number, since it uses less digits than its factorization.

82450053144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3378121 (or 3378111 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 82450053144 in words is "eighty-two billion, four hundred fifty million, fifty-three thousand, one hundred forty-four".