25774662045 has 32 divisors (see below), whose sum is σ = 45013060224. Its totient is φ = 12489984000.

The previous prime is 25774662037. The next prime is 25774662091. The reversal of 25774662045 is 54026647752.

It is not a de Polignac number, because 25774662045 - 2³ = 25774662037 is a prime.

It is a super-3 number, since 3×25774662045³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25774661985 and 25774662003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 267345 + ... + 350745.

It is an arithmetic number, because the mean of its divisors is an integer number (1406658132).

Almost surely, 2^25774662045 is an apocalyptic number.

It is an amenable number.

25774662045 is a deficient number, since it is larger than the sum of its proper divisors (19238398179).

25774662045 is a wasteful number, since it uses less digits than its factorization.

25774662045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85293.

The product of its (nonzero) digits is 2822400, while the sum is 48.

The spelling of 25774662045 in words is "twenty-five billion, seven hundred seventy-four million, six hundred sixty-two thousand, forty-five".