25732203783 has 16 divisors (see below), whose sum is σ = 40307788416. Its totient is φ = 14395638240.

The previous prime is 25732203769. The next prime is 25732203793. The reversal of 25732203783 is 38730223752.

It is a happy number.

It is not a de Polignac number, because 25732203783 - 2⁵ = 25732203751 is a prime.

It is a super-2 number, since 2×25732203783² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25732203793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29990485 + ... + 29991342.

It is an arithmetic number, because the mean of its divisors is an integer number (2519236776).

Almost surely, 2^25732203783 is an apocalyptic number.

25732203783 is a deficient number, since it is larger than the sum of its proper divisors (14575584633).

25732203783 is a wasteful number, since it uses less digits than its factorization.

25732203783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59981854.

The product of its (nonzero) digits is 423360, while the sum is 42.

The spelling of 25732203783 in words is "twenty-five billion, seven hundred thirty-two million, two hundred three thousand, seven hundred eighty-three".