5260778007 has 8 divisors (see below), whose sum is σ = 7383548160. Its totient is φ = 3322596600.

The previous prime is 5260777997. The next prime is 5260778021. The reversal of 5260778007 is 7008770625.

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

It is not a de Polignac number, because 5260778007 - 2¹¹ = 5260775959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5260778007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5260778057) 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, 46147119 + ... + 46147232.

It is an arithmetic number, because the mean of its divisors is an integer number (922943520).

Almost surely, 2^5260778007 is an apocalyptic number.

5260778007 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

5260778007 is a deficient number, since it is larger than the sum of its proper divisors (2122770153).

5260778007 is a wasteful number, since it uses less digits than its factorization.

5260778007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92294373.

The product of its (nonzero) digits is 164640, while the sum is 42.

The square root of 5260778007 is about 72531.2209121010. The cubic root of 5260778007 is about 1739.2018631095.

The spelling of 5260778007 in words is "five billion, two hundred sixty million, seven hundred seventy-eight thousand, seven".