700149779 has 32 divisors (see below), whose sum is σ = 858739200. Its totient is φ = 569884896.

The previous prime is 700149733. The next prime is 700149817. The reversal of 700149779 is 977941007.

It is a happy number.

700149779 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 700149779 - 2²⁰ = 699101203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (700149179) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 545072 + ... + 546354.

It is an arithmetic number, because the mean of its divisors is an integer number (26835600).

Almost surely, 2^700149779 is an apocalyptic number.

700149779 is a deficient number, since it is larger than the sum of its proper divisors (158589421).

700149779 is a wasteful number, since it uses less digits than its factorization.

700149779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384 (or 1370 counting only the distinct ones).

The product of its (nonzero) digits is 111132, while the sum is 44.

The square root of 700149779 is about 26460.3435162887. The cubic root of 700149779 is about 887.9673254994.

The spelling of 700149779 in words is "seven hundred million, one hundred forty-nine thousand, seven hundred seventy-nine".