42693477376 has 99 divisors (see below), whose sum is σ = 93969338407. Its totient is φ = 19373066240.

The previous prime is 42693477349. The next prime is 42693477383. The reversal of 42693477376 is 67377439624.

The square root of 42693477376 is 206624.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42693477376.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 72731355 + ... + 72731941.

Almost surely, 2^42693477376 is an apocalyptic number.

42693477376 is the 206624-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42693477376

42693477376 is an abundant number, since it is smaller than the sum of its proper divisors (51275861031).

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

42693477376 is an frugal number, since it uses more digits than its factorization.

42693477376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1216 (or 600 counting only the distinct ones).

The product of its digits is 32006016, while the sum is 58.

The spelling of 42693477376 in words is "forty-two billion, six hundred ninety-three million, four hundred seventy-seven thousand, three hundred seventy-six".