102053653243555 has 16 divisors (see below), whose sum is σ = 131890831813440. Its totient is φ = 75359205952128.

The previous prime is 102053653243541. The next prime is 102053653243559. The reversal of 102053653243555 is 555342356350201.

It is a cyclic number.

It is not a de Polignac number, because 102053653243555 - 2¹⁵ = 102053653210787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102053653243499 and 102053653243508.

It is not an unprimeable number, because it can be changed into a prime (102053653243559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34959127 + ... + 37765696.

It is an arithmetic number, because the mean of its divisors is an integer number (8243176988340).

Almost surely, 2^{102053653243555} is an apocalyptic number.

102053653243555 is a deficient number, since it is larger than the sum of its proper divisors (29837178569885).

102053653243555 is a wasteful number, since it uses less digits than its factorization.

102053653243555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72746430.

The product of its (nonzero) digits is 8100000, while the sum is 49.

The spelling of 102053653243555 in words is "one hundred two trillion, fifty-three billion, six hundred fifty-three million, two hundred forty-three thousand, five hundred fifty-five".