525374131173447 has 16 divisors (see below), whose sum is σ = 700965676126080. Its totient is φ = 350016061947552.

The previous prime is 525374131173433. The next prime is 525374131173449. The reversal of 525374131173447 is 744371131473525.

It is not a de Polignac number, because 525374131173447 - 2¹² = 525374131169351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525374131173449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28674129 + ... + 43277637.

It is an arithmetic number, because the mean of its divisors is an integer number (43810354757880).

Almost surely, 2^{525374131173447} is an apocalyptic number.

525374131173447 is a deficient number, since it is larger than the sum of its proper divisors (175591544952633).

525374131173447 is a wasteful number, since it uses less digits than its factorization.

525374131173447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14611502.

The product of its digits is 29635200, while the sum is 57.

The spelling of 525374131173447 in words is "five hundred twenty-five trillion, three hundred seventy-four billion, one hundred thirty-one million, one hundred seventy-three thousand, four hundred forty-seven".