10902381851563 has 2 divisors, whose sum is σ = 10902381851564. Its totient is φ = 10902381851562.

The previous prime is 10902381851549. The next prime is 10902381851567. The reversal of 10902381851563 is 36515818320901.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10902381851563 - 2²⁹ = 10901844980651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10902381851563.

It is not a weakly prime, because it can be changed into another prime (10902381851567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5451190925781 + 5451190925782.

It is an arithmetic number, because the mean of its divisors is an integer number (5451190925782).

Almost surely, 2^{10902381851563} is an apocalyptic number.

10902381851563 is a deficient number, since it is larger than the sum of its proper divisors (1).

10902381851563 is an equidigital number, since it uses as much as digits as its factorization.

10902381851563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1555200, while the sum is 52.

The spelling of 10902381851563 in words is "ten trillion, nine hundred two billion, three hundred eighty-one million, eight hundred fifty-one thousand, five hundred sixty-three".