82887424542 has 48 divisors (see below), whose sum is σ = 193427187408. Its totient is φ = 25500764160.

The previous prime is 82887424523. The next prime is 82887424547. The reversal of 82887424542 is 24542478828.

It is a happy number.

82887424542 is a `hidden beast` number, since 8 + 2 + 8 + 8 + 74 + 24 + 542 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82887424547) 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, 2650417 + ... + 2681507.

It is an arithmetic number, because the mean of its divisors is an integer number (4029733071).

Almost surely, 2^82887424542 is an apocalyptic number.

82887424542 is an abundant number, since it is smaller than the sum of its proper divisors (110539762866).

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

82887424542 is a wasteful number, since it uses less digits than its factorization.

82887424542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42505 (or 42502 counting only the distinct ones).

The product of its digits is 9175040, while the sum is 54.

The spelling of 82887424542 in words is "eighty-two billion, eight hundred eighty-seven million, four hundred twenty-four thousand, five hundred forty-two".