102540036552126 has 16 divisors (see below), whose sum is σ = 206996709302784. Its totient is φ = 33860572817624.

The previous prime is 102540036552043. The next prime is 102540036552133. The reversal of 102540036552126 is 621255630045201.

It is a super-2 number, since 2×102540036552126² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79859840910 + ... + 79859842193.

It is an arithmetic number, because the mean of its divisors is an integer number (12937294331424).

Almost surely, 2^{102540036552126} is an apocalyptic number.

102540036552126 is an abundant number, since it is smaller than the sum of its proper divisors (104456672750658).

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

102540036552126 is a wasteful number, since it uses less digits than its factorization.

102540036552126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159719683215.

The product of its (nonzero) digits is 432000, while the sum is 42.

Adding to 102540036552126 its reverse (621255630045201), we get a palindrome (723795666597327).

The spelling of 102540036552126 in words is "one hundred two trillion, five hundred forty billion, thirty-six million, five hundred fifty-two thousand, one hundred twenty-six".