25163001010 has 256 divisors, whose sum is σ = 59998371840. Its totient is φ = 7396945920.

The previous prime is 25163001001. The next prime is 25163001119. The reversal of 25163001010 is 1010036152.

It is a super-2 number, since 2×25163001010² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 46001557 + ... + 46002103.

It is an arithmetic number, because the mean of its divisors is an integer number (234368640).

Almost surely, 2^25163001010 is an apocalyptic number.

25163001010 is an abundant number, since it is smaller than the sum of its proper divisors (34835370830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25163001010 is a wasteful number, since it uses less digits than its factorization.

25163001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681.

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 25163001010 its reverse (1010036152), we get a palindrome (26173037162).

The spelling of 25163001010 in words is "twenty-five billion, one hundred sixty-three million, one thousand, ten".