1630157714 has 8 divisors (see below), whose sum is σ = 2445411900. Its totient is φ = 815020416.

The previous prime is 1630157707. The next prime is 1630157719. The reversal of 1630157714 is 4177510361.

It can be written as a sum of positive squares in 2 ways, for example, as 1614673489 + 15484225 = 40183^2 + 3935^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1630157719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28262 + ... + 63710.

Almost surely, 2^1630157714 is an apocalyptic number.

1630157714 is a deficient number, since it is larger than the sum of its proper divisors (815254186).

1630157714 is a wasteful number, since it uses less digits than its factorization.

1630157714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58444.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 1630157714 is about 40375.2116279283. The cubic root of 1630157714 is about 1176.9098775626.

The spelling of 1630157714 in words is "one billion, six hundred thirty million, one hundred fifty-seven thousand, seven hundred fourteen".