3158999990 has 16 divisors (see below), whose sum is σ = 5696065152. Its totient is φ = 1261407744.

The previous prime is 3158999953. The next prime is 3158999999. The reversal of 3158999990 is 999998513.

3158999990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3158999999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267974 + ... + 279513.

It is an arithmetic number, because the mean of its divisors is an integer number (356004072).

Almost surely, 2^3158999990 is an apocalyptic number.

3158999990 is a deficient number, since it is larger than the sum of its proper divisors (2537065162).

3158999990 is a wasteful number, since it uses less digits than its factorization.

3158999990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548071.

The product of its (nonzero) digits is 7085880, while the sum is 62.

The square root of 3158999990 is about 56204.9818966255. The cubic root of 3158999990 is about 1467.2919724044.

The spelling of 3158999990 in words is "three billion, one hundred fifty-eight million, nine hundred ninety-nine thousand, nine hundred ninety".