42794732734 has 8 divisors (see below), whose sum is σ = 69129952920. Its totient is φ = 19751415096.

The previous prime is 42794732671. The next prime is 42794732741. The reversal of 42794732734 is 43723749724.

It is a happy number.

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

It is a super-2 number, since 2×42794732734² (a number of 22 digits) contains 22 as substring.

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, 822975604 + ... + 822975655.

It is an arithmetic number, because the mean of its divisors is an integer number (8641244115).

Almost surely, 2^42794732734 is an apocalyptic number.

42794732734 is a deficient number, since it is larger than the sum of its proper divisors (26335220186).

42794732734 is a wasteful number, since it uses less digits than its factorization.

42794732734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645951274.

The product of its digits is 7112448, while the sum is 52.

The spelling of 42794732734 in words is "forty-two billion, seven hundred ninety-four million, seven hundred thirty-two thousand, seven hundred thirty-four".