42664177742 has 8 divisors (see below), whose sum is σ = 63997500600. Its totient is φ = 21331677544.

The previous prime is 42664177739. The next prime is 42664177753. The reversal of 42664177742 is 24777146624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53492 + ... + 296967.

It is an arithmetic number, because the mean of its divisors is an integer number (7999687575).

Almost surely, 2^42664177742 is an apocalyptic number.

42664177742 is a deficient number, since it is larger than the sum of its proper divisors (21333322858).

42664177742 is a wasteful number, since it uses less digits than its factorization.

42664177742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411330.

The product of its digits is 3161088, while the sum is 50.

The spelling of 42664177742 in words is "forty-two billion, six hundred sixty-four million, one hundred seventy-seven thousand, seven hundred forty-two".