42645035982 has 32 divisors (see below), whose sum is σ = 92675128320. Its totient is φ = 13032437760.

The previous prime is 42645035971. The next prime is 42645036029. The reversal of 42645035982 is 28953054624.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6030003 + ... + 6037070.

It is an arithmetic number, because the mean of its divisors is an integer number (2896097760).

Almost surely, 2^42645035982 is an apocalyptic number.

42645035982 is an abundant number, since it is smaller than the sum of its proper divisors (50030092338).

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

42645035982 is a wasteful number, since it uses less digits than its factorization.

42645035982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12067128.

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 42645035982 in words is "forty-two billion, six hundred forty-five million, thirty-five thousand, nine hundred eighty-two".