5265251394 has 32 divisors (see below), whose sum is σ = 11363352000. Its totient is φ = 1616818752.

The previous prime is 5265251371. The next prime is 5265251413. The reversal of 5265251394 is 4931525625.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28717 + ... + 106560.

It is an arithmetic number, because the mean of its divisors is an integer number (355104750).

Almost surely, 2^5265251394 is an apocalyptic number.

5265251394 is an abundant number, since it is smaller than the sum of its proper divisors (6098100606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5265251394 is a wasteful number, since it uses less digits than its factorization.

5265251394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135794.

The product of its digits is 324000, while the sum is 42.

The square root of 5265251394 is about 72562.0520244570. The cubic root of 5265251394 is about 1739.6946874799.

The spelling of 5265251394 in words is "five billion, two hundred sixty-five million, two hundred fifty-one thousand, three hundred ninety-four".