102540441604532 has 48 divisors (see below), whose sum is σ = 187221193402320. Its totient is φ = 49080280704000.

The previous prime is 102540441604493. The next prime is 102540441604537. The reversal of 102540441604532 is 235406144045201.

It can be written as a sum of positive squares in 8 ways, for example, as 1158822108196 + 101381619496336 = 1076486^2 + 10068844^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102540441604532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102540441604537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2289032 + ... + 14502432.

It is an arithmetic number, because the mean of its divisors is an integer number (3900441529215).

Almost surely, 2^{102540441604532} is an apocalyptic number.

It is an amenable number.

102540441604532 is a deficient number, since it is larger than the sum of its proper divisors (84680751797788).

102540441604532 is a wasteful number, since it uses less digits than its factorization.

102540441604532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12214052 (or 12214050 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 41.

Adding to 102540441604532 its reverse (235406144045201), we get a palindrome (337946585649733).

The spelling of 102540441604532 in words is "one hundred two trillion, five hundred forty billion, four hundred forty-one million, six hundred four thousand, five hundred thirty-two".