25545305146355 has 32 divisors (see below), whose sum is σ = 32286343560000. Its totient is φ = 19349502165504.

The previous prime is 25545305146351. The next prime is 25545305146409. The reversal of 25545305146355 is 55364150354552.

It is not a de Polignac number, because 25545305146355 - 2² = 25545305146351 is a prime.

It is a super-3 number, since 3×25545305146355³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25545305146297 and 25545305146306.

It is not an unprimeable number, because it can be changed into a prime (25545305146351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1469041001 + ... + 1469058389.

It is an arithmetic number, because the mean of its divisors is an integer number (1008948236250).

Almost surely, 2^{25545305146355} is an apocalyptic number.

25545305146355 is a deficient number, since it is larger than the sum of its proper divisors (6741038413645).

25545305146355 is a wasteful number, since it uses less digits than its factorization.

25545305146355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25431.

The product of its (nonzero) digits is 27000000, while the sum is 53.

The spelling of 25545305146355 in words is "twenty-five trillion, five hundred forty-five billion, three hundred five million, one hundred forty-six thousand, three hundred fifty-five".