25416770533 has 32 divisors (see below), whose sum is σ = 33956858880. Its totient is φ = 18415599360.

The previous prime is 25416770531. The next prime is 25416770551. The reversal of 25416770533 is 33507761452.

It is a cyclic number.

It is not a de Polignac number, because 25416770533 - 2¹ = 25416770531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25416770533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25416770531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8323 + ... + 225616.

It is an arithmetic number, because the mean of its divisors is an integer number (1061151840).

Almost surely, 2^25416770533 is an apocalyptic number.

It is an amenable number.

25416770533 is a deficient number, since it is larger than the sum of its proper divisors (8540088347).

25416770533 is a wasteful number, since it uses less digits than its factorization.

25416770533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234057.

The product of its (nonzero) digits is 529200, while the sum is 43.

The spelling of 25416770533 in words is "twenty-five billion, four hundred sixteen million, seven hundred seventy thousand, five hundred thirty-three".