102040232423555 has 16 divisors (see below), whose sum is σ = 122736784464000. Its totient is φ = 81439862494080.

The previous prime is 102040232423513. The next prime is 102040232423579. The reversal of 102040232423555 is 555324232040201.

It is not a de Polignac number, because 102040232423555 - 2²⁶ = 102040165314691 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60256961 + ... + 61927229.

It is an arithmetic number, because the mean of its divisors is an integer number (7671049029000).

Almost surely, 2^{102040232423555} is an apocalyptic number.

102040232423555 is a deficient number, since it is larger than the sum of its proper divisors (20696552040445).

102040232423555 is a wasteful number, since it uses less digits than its factorization.

102040232423555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699054.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 102040232423555 its reverse (555324232040201), we get a palindrome (657364464463756).

The spelling of 102040232423555 in words is "one hundred two trillion, forty billion, two hundred thirty-two million, four hundred twenty-three thousand, five hundred fifty-five".