82150224240 has 160 divisors (see below), whose sum is σ = 303700847616. Its totient is φ = 17960785920.

The previous prime is 82150224229. The next prime is 82150224251. The reversal of 82150224240 is 4242205128.

It is an interprime number because it is at equal distance from previous prime (82150224229) and next prime (82150224251).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 82150224198 and 82150224207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1024381 + ... + 1101660.

Almost surely, 2^82150224240 is an apocalyptic number.

82150224240 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

82150224240 is an abundant number, since it is smaller than the sum of its proper divisors (221550623376).

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

82150224240 is a wasteful number, since it uses less digits than its factorization.

82150224240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2126087 (or 2126081 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

Adding to 82150224240 its reverse (4242205128), we get a palindrome (86392429368).

The spelling of 82150224240 in words is "eighty-two billion, one hundred fifty million, two hundred twenty-four thousand, two hundred forty".