425591888195524 has 24 divisors (see below), whose sum is σ = 745775573258520. Its totient is φ = 212513157432576.

The previous prime is 425591888195519. The next prime is 425591888195561.

It is a happy number.

425591888195524 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 12236227873024 + 413355660322500 = 3498032^2 + 20331150^2 .

It is a super-2 number, since 2×425591888195524² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439451394 + ... + 440418790.

It is an arithmetic number, because the mean of its divisors is an integer number (31073982219105).

Almost surely, 2^{425591888195524} is an apocalyptic number.

It is an amenable number.

425591888195524 is a deficient number, since it is larger than the sum of its proper divisors (320183685062996).

425591888195524 is a wasteful number, since it uses less digits than its factorization.

425591888195524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113447 (or 1113445 counting only the distinct ones).

The product of its digits is 1658880000, while the sum is 76.

The spelling of 425591888195524 in words is "four hundred twenty-five trillion, five hundred ninety-one billion, eight hundred eighty-eight million, one hundred ninety-five thousand, five hundred twenty-four".