82542037500 has 360 divisors, whose sum is σ = 290502406656. Its totient is φ = 20314800000.

The previous prime is 82542037499. The next prime is 82542037519. The reversal of 82542037500 is 573024528.

82542037500 is a `hidden beast` number, since 82 + 5 + 42 + 0 + 37 + 500 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 13159365 + ... + 13165635.

Almost surely, 2^82542037500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82542037500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145251203328).

82542037500 is an abundant number, since it is smaller than the sum of its proper divisors (207960369156).

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

82542037500 is a wasteful number, since it uses less digits than its factorization.

82542037500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6325 (or 6294 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 82542037500 in words is "eighty-two billion, five hundred forty-two million, thirty-seven thousand, five hundred".