10902381801551 has 2 divisors, whose sum is σ = 10902381801552. Its totient is φ = 10902381801550.

The previous prime is 10902381801539. The next prime is 10902381801667. The reversal of 10902381801551 is 15510818320901.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10902381801551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10902381801251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5451190900775 + 5451190900776.

It is an arithmetic number, because the mean of its divisors is an integer number (5451190900776).

Almost surely, 2^{10902381801551} is an apocalyptic number.

10902381801551 is a deficient number, since it is larger than the sum of its proper divisors (1).

10902381801551 is an equidigital number, since it uses as much as digits as its factorization.

10902381801551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 44.

The spelling of 10902381801551 in words is "ten trillion, nine hundred two billion, three hundred eighty-one million, eight hundred one thousand, five hundred fifty-one".