5266078961 has 8 divisors (see below), whose sum is σ = 6186722304. Its totient is φ = 4419087120.

The previous prime is 5266078957. The next prime is 5266078973. The reversal of 5266078961 is 1698706625.

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

It is a cyclic number.

It is not a de Polignac number, because 5266078961 - 2² = 5266078957 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5266078861) 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, 18412721 + ... + 18413006.

It is an arithmetic number, because the mean of its divisors is an integer number (773340288).

Almost surely, 2^5266078961 is an apocalyptic number.

It is an amenable number.

5266078961 is a deficient number, since it is larger than the sum of its proper divisors (920643343).

5266078961 is a wasteful number, since it uses less digits than its factorization.

5266078961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36825751.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 5266078961 is about 72567.7542783294. The cubic root of 5266078961 is about 1739.7858283317.

The spelling of 5266078961 in words is "five billion, two hundred sixty-six million, seventy-eight thousand, nine hundred sixty-one".