34381937566 has 16 divisors (see below), whose sum is σ = 53384833440. Its totient is φ = 16587738720.

The previous prime is 34381937539. The next prime is 34381937633. The reversal of 34381937566 is 66573918343.

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, 92970 + ... + 278221.

It is an arithmetic number, because the mean of its divisors is an integer number (3336552090).

Almost surely, 2^34381937566 is an apocalyptic number.

34381937566 is a deficient number, since it is larger than the sum of its proper divisors (19002895874).

34381937566 is a wasteful number, since it uses less digits than its factorization.

34381937566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372819.

The product of its digits is 9797760, while the sum is 55.

The spelling of 34381937566 in words is "thirty-four billion, three hundred eighty-one million, nine hundred thirty-seven thousand, five hundred sixty-six".