5415646261 has 8 divisors (see below), whose sum is σ = 5441244120. Its totient is φ = 5390068992.

The previous prime is 5415646213. The next prime is 5415646283. The reversal of 5415646261 is 1626465145.

It can be written as a sum of positive squares in 4 ways, for example, as 102111025 + 5313535236 = 10105^2 + 72894^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5415646261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5415646211) 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, 833935 + ... + 840403.

It is an arithmetic number, because the mean of its divisors is an integer number (680155515).

Almost surely, 2^5415646261 is an apocalyptic number.

It is an amenable number.

5415646261 is a deficient number, since it is larger than the sum of its proper divisors (25597859).

5415646261 is a wasteful number, since it uses less digits than its factorization.

5415646261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10295.

The product of its digits is 172800, while the sum is 40.

The square root of 5415646261 is about 73591.0746014760. The cubic root of 5415646261 is about 1756.1034514293.

The spelling of 5415646261 in words is "five billion, four hundred fifteen million, six hundred forty-six thousand, two hundred sixty-one".