10298621745 has 16 divisors (see below), whose sum is σ = 18308661120. Its totient is φ = 5492598192.

The previous prime is 10298621731. The next prime is 10298621771. The reversal of 10298621745 is 54712689201.

10298621745 is a `hidden beast` number, since 10 + 2 + 9 + 8 + 621 + 7 + 4 + 5 = 666.

It is not a de Polignac number, because 10298621745 - 2¹⁹ = 10298097457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 10298621745.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38142909 + ... + 38143178.

It is an arithmetic number, because the mean of its divisors is an integer number (1144291320).

Almost surely, 2^10298621745 is an apocalyptic number.

10298621745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10298621745 is a deficient number, since it is larger than the sum of its proper divisors (8010039375).

10298621745 is an equidigital number, since it uses as much as digits as its factorization.

10298621745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76286101 (or 76286095 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 10298621745 in words is "ten billion, two hundred ninety-eight million, six hundred twenty-one thousand, seven hundred forty-five".