5237725274665 has 128 divisors (see below), whose sum is σ = 7612864745472. Its totient is φ = 3419688222720.

The previous prime is 5237725274657. The next prime is 5237725274669. The reversal of 5237725274665 is 5664725277325.

It is a happy number.

It is not a de Polignac number, because 5237725274665 - 2³ = 5237725274657 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5237725274669) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1173586224 + ... + 1173590686.

It is an arithmetic number, because the mean of its divisors is an integer number (59475505824).

Almost surely, 2^{5237725274665} is an apocalyptic number.

It is an amenable number.

5237725274665 is a deficient number, since it is larger than the sum of its proper divisors (2375139470807).

5237725274665 is a wasteful number, since it uses less digits than its factorization.

5237725274665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5339.

The product of its digits is 148176000, while the sum is 61.

The spelling of 5237725274665 in words is "five trillion, two hundred thirty-seven billion, seven hundred twenty-five million, two hundred seventy-four thousand, six hundred sixty-five".