25713331550738 has 32 divisors (see below), whose sum is σ = 42674700870144. Its totient is φ = 11545635298752.

The previous prime is 25713331550717. The next prime is 25713331550743. The reversal of 25713331550738 is 83705513331752.

It is a super-2 number, since 2×25713331550738² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25713331550738.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62795945 + ... + 63204092.

It is an arithmetic number, because the mean of its divisors is an integer number (1333584402192).

Almost surely, 2^{25713331550738} is an apocalyptic number.

25713331550738 is a deficient number, since it is larger than the sum of its proper divisors (16961369319406).

25713331550738 is a wasteful number, since it uses less digits than its factorization.

25713331550738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126000266.

The product of its (nonzero) digits is 7938000, while the sum is 53.

The spelling of 25713331550738 in words is "twenty-five trillion, seven hundred thirteen billion, three hundred thirty-one million, five hundred fifty thousand, seven hundred thirty-eight".