8145769746 has 96 divisors (see below), whose sum is σ = 17883353088. Its totient is φ = 2466303840.

The previous prime is 8145769739. The next prime is 8145769783. The reversal of 8145769746 is 6479675418.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14891445 + ... + 14891991.

It is an arithmetic number, because the mean of its divisors is an integer number (186284928).

Almost surely, 2^8145769746 is an apocalyptic number.

8145769746 is an abundant number, since it is smaller than the sum of its proper divisors (9737583342).

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

8145769746 is a wasteful number, since it uses less digits than its factorization.

8145769746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724 (or 665 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 57.

The square root of 8145769746 is about 90253.9181753346. The cubic root of 8145769746 is about 2012.0744361330.

The spelling of 8145769746 in words is "eight billion, one hundred forty-five million, seven hundred sixty-nine thousand, seven hundred forty-six".