5261949170 has 8 divisors (see below), whose sum is σ = 9471508524. Its totient is φ = 2104779664.

The previous prime is 5261949169. The next prime is 5261949179. The reversal of 5261949170 is 719491625.

It can be written as a sum of positive squares in 2 ways, for example, as 5247118969 + 14830201 = 72437^2 + 3851^2 .

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 (5261949179) 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, 263097449 + ... + 263097468.

Almost surely, 2^5261949170 is an apocalyptic number.

5261949170 is a deficient number, since it is larger than the sum of its proper divisors (4209559354).

5261949170 is a wasteful number, since it uses less digits than its factorization.

5261949170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526194924.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 5261949170 is about 72539.2939723017. The cubic root of 5261949170 is about 1739.3309148541.

The spelling of 5261949170 in words is "five billion, two hundred sixty-one million, nine hundred forty-nine thousand, one hundred seventy".