125636340010 has 8 divisors (see below), whose sum is σ = 226145412036. Its totient is φ = 50254536000.

The previous prime is 125636339989. The next prime is 125636340017. The reversal of 125636340010 is 10043636521.

It can be written as a sum of positive squares in 2 ways, for example, as 124851275649 + 785064361 = 353343^2 + 28019^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×125636340010² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125636340017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6281816991 + ... + 6281817010.

Almost surely, 2^125636340010 is an apocalyptic number.

125636340010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125636340010 is a deficient number, since it is larger than the sum of its proper divisors (100509072026).

125636340010 is a wasteful number, since it uses less digits than its factorization.

125636340010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12563634008.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 125636340010 its reverse (10043636521), we get a palindrome (135679976531).

The spelling of 125636340010 in words is "one hundred twenty-five billion, six hundred thirty-six million, three hundred forty thousand, ten".