42689684976 has 40 divisors (see below), whose sum is σ = 110388779904. Its totient is φ = 14216076480.

The previous prime is 42689684969. The next prime is 42689684993. The reversal of 42689684976 is 67948698624.

It is a super-3 number, since 3×42689684976³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42689684976.

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, 381826 + ... + 480801.

Almost surely, 2^42689684976 is an apocalyptic number.

It is an amenable number.

42689684976 is an abundant number, since it is smaller than the sum of its proper divisors (67699094928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42689684976 is a wasteful number, since it uses less digits than its factorization.

42689684976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863669 (or 863663 counting only the distinct ones).

The product of its digits is 250822656, while the sum is 69.

The spelling of 42689684976 in words is "forty-two billion, six hundred eighty-nine million, six hundred eighty-four thousand, nine hundred seventy-six".