42002331782 has 16 divisors (see below), whose sum is σ = 63338124960. Its totient is φ = 20889673728.

The previous prime is 42002331769. The next prime is 42002331887. The reversal of 42002331782 is 28713320024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2148998 + ... + 2168454.

It is an arithmetic number, because the mean of its divisors is an integer number (3958632810).

Almost surely, 2^42002331782 is an apocalyptic number.

42002331782 is a deficient number, since it is larger than the sum of its proper divisors (21335793178).

42002331782 is a wasteful number, since it uses less digits than its factorization.

42002331782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25135.

The product of its (nonzero) digits is 16128, while the sum is 32.

The spelling of 42002331782 in words is "forty-two billion, two million, three hundred thirty-one thousand, seven hundred eighty-two".