763488645 has 16 divisors (see below), whose sum is σ = 1229366400. Its totient is φ = 404599104.

The previous prime is 763488643. The next prime is 763488653. The reversal of 763488645 is 546884367.

It is not a de Polignac number, because 763488645 - 2¹ = 763488643 is a prime.

It is a super-2 number, since 2×763488645² = 1165829822087872050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (763488643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159745 + ... + 164454.

It is an arithmetic number, because the mean of its divisors is an integer number (76835400).

Almost surely, 2^763488645 is an apocalyptic number.

It is an amenable number.

763488645 is a deficient number, since it is larger than the sum of its proper divisors (465877755).

763488645 is a wasteful number, since it uses less digits than its factorization.

763488645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324364.

The product of its digits is 3870720, while the sum is 51.

The square root of 763488645 is about 27631.2982865446. The cubic root of 763488645 is about 913.9747422184.

The spelling of 763488645 in words is "seven hundred sixty-three million, four hundred eighty-eight thousand, six hundred forty-five".