770145536 has 36 divisors (see below), whose sum is σ = 1539475392. Its totient is φ = 384523776.

The previous prime is 770145521. The next prime is 770145581. The reversal of 770145536 is 635541077.

It is a self number, because there is not a number n which added to its sum of digits gives 770145536.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224345 + ... + 227751.

Almost surely, 2^770145536 is an apocalyptic number.

It is an amenable number.

770145536 is a deficient number, since it is larger than the sum of its proper divisors (769329856).

770145536 is an equidigital number, since it uses as much as digits as its factorization.

770145536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4306 (or 4292 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 38.

The square root of 770145536 is about 27751.4961038139. The cubic root of 770145536 is about 916.6233878116.

The spelling of 770145536 in words is "seven hundred seventy million, one hundred forty-five thousand, five hundred thirty-six".