72425653434145 has 16 divisors (see below), whose sum is σ = 95415661096128. Its totient is φ = 52337704386240.

The previous prime is 72425653434103. The next prime is 72425653434209. The reversal of 72425653434145 is 54143435652427.

It is a de Polignac number, because none of the positive numbers 2^k-72425653434145 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a Duffinian 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, 4193717679 + ... + 4193734948.

It is an arithmetic number, because the mean of its divisors is an integer number (5963478818508).

Almost surely, 2^{72425653434145} is an apocalyptic number.

It is an amenable number.

72425653434145 is a deficient number, since it is larger than the sum of its proper divisors (22990007661983).

72425653434145 is a wasteful number, since it uses less digits than its factorization.

72425653434145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8387452800.

The product of its digits is 48384000, while the sum is 55.

The spelling of 72425653434145 in words is "seventy-two trillion, four hundred twenty-five billion, six hundred fifty-three million, four hundred thirty-four thousand, one hundred forty-five".