2103646263542 has 8 divisors (see below), whose sum is σ = 3202565953656. Its totient is φ = 1036124278992.

The previous prime is 2103646263487. The next prime is 2103646263611. The reversal of 2103646263542 is 2453626463012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2103646263542² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2103646263493 and 2103646263502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7849426223 + ... + 7849426490.

It is an arithmetic number, because the mean of its divisors is an integer number (400320744207).

Almost surely, 2^{2103646263542} is an apocalyptic number.

2103646263542 is a deficient number, since it is larger than the sum of its proper divisors (1098919690114).

2103646263542 is a wasteful number, since it uses less digits than its factorization.

2103646263542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15698852782.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 2103646263542 in words is "two trillion, one hundred three billion, six hundred forty-six million, two hundred sixty-three thousand, five hundred forty-two".