42609692774 has 32 divisors (see below), whose sum is σ = 72854000640. Its totient is φ = 18501120000.

The previous prime is 42609692773. The next prime is 42609692821. The reversal of 42609692774 is 47729690624.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42609692773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323942 + ... + 436070.

It is an arithmetic number, because the mean of its divisors is an integer number (2276687520).

Almost surely, 2^42609692774 is an apocalyptic number.

42609692774 is a deficient number, since it is larger than the sum of its proper divisors (30244307866).

42609692774 is a wasteful number, since it uses less digits than its factorization.

42609692774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112916.

The product of its (nonzero) digits is 9144576, while the sum is 56.

The spelling of 42609692774 in words is "forty-two billion, six hundred nine million, six hundred ninety-two thousand, seven hundred seventy-four".