3500159949 has 48 divisors (see below), whose sum is σ = 5998696704. Its totient is φ = 1938672000.

The previous prime is 3500159947. The next prime is 3500159951. The reversal of 3500159949 is 9499510053.

It is a happy number.

3500159949 is a `hidden beast` number, since 3 + 50 + 0 + 1 + 599 + 4 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (3500159947) and next prime (3500159951).

It is not a de Polignac number, because 3500159949 - 2¹ = 3500159947 is a prime.

It is a super-2 number, since 2×3500159949² = 24502239337167365202, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3500159947) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116524 + ... + 143450.

It is an arithmetic number, because the mean of its divisors is an integer number (124972848).

Almost surely, 2^3500159949 is an apocalyptic number.

3500159949 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

3500159949 is a deficient number, since it is larger than the sum of its proper divisors (2498536755).

3500159949 is a wasteful number, since it uses less digits than its factorization.

3500159949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27058 (or 27055 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 45.

The square root of 3500159949 is about 59162.1496313310. The cubic root of 3500159949 is about 1518.3176141269.

The spelling of 3500159949 in words is "three billion, five hundred million, one hundred fifty-nine thousand, nine hundred forty-nine".