1622679751825 has 12 divisors (see below), whose sum is σ = 2195043155568. Its totient is φ = 1180130728400.

The previous prime is 1622679751801. The next prime is 1622679751879. The reversal of 1622679751825 is 5281579762261.

It is a happy number.

It is not a de Polignac number, because 1622679751825 - 2⁷ = 1622679751697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2950326547 + ... + 2950327096.

It is an arithmetic number, because the mean of its divisors is an integer number (182920262964).

Almost surely, 2^{1622679751825} is an apocalyptic number.

It is an amenable number.

1622679751825 is a deficient number, since it is larger than the sum of its proper divisors (572363403743).

1622679751825 is a wasteful number, since it uses less digits than its factorization.

1622679751825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5900653664 (or 5900653659 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 61.

The spelling of 1622679751825 in words is "one trillion, six hundred twenty-two billion, six hundred seventy-nine million, seven hundred fifty-one thousand, eight hundred twenty-five".