125635040123410 has 16 divisors (see below), whose sum is σ = 226145374133976. Its totient is φ = 50253504513408.

The previous prime is 125635040123363. The next prime is 125635040123413. The reversal of 125635040123410 is 14321040536521.

It can be written as a sum of positive squares in 4 ways, for example, as 85405488597081 + 40229551526329 = 9241509^2 + 6342677^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 125635040123410.

It is not an unprimeable number, because it can be changed into a prime (125635040123413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62909667 + ... + 64876006.

Almost surely, 2^{125635040123410} is an apocalyptic number.

125635040123410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125635040123410 is a deficient number, since it is larger than the sum of its proper divisors (100510334010566).

125635040123410 is a wasteful number, since it uses less digits than its factorization.

125635040123410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127883997.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 125635040123410 its reverse (14321040536521), we get a palindrome (139956080659931).

The spelling of 125635040123410 in words is "one hundred twenty-five trillion, six hundred thirty-five billion, forty million, one hundred twenty-three thousand, four hundred ten".