79293854428 has 6 divisors (see below), whose sum is σ = 138764245256. Its totient is φ = 39646927212.

The previous prime is 79293854411. The next prime is 79293854533. The reversal of 79293854428 is 82445839297.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9911731800 + ... + 9911731807.

Almost surely, 2^79293854428 is an apocalyptic number.

It is an amenable number.

79293854428 is a deficient number, since it is larger than the sum of its proper divisors (59470390828).

79293854428 is a wasteful number, since it uses less digits than its factorization.

79293854428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19823463611 (or 19823463609 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 61.

The spelling of 79293854428 in words is "seventy-nine billion, two hundred ninety-three million, eight hundred fifty-four thousand, four hundred twenty-eight".