8402845103851 has 4 divisors (see below), whose sum is σ = 9166740113304. Its totient is φ = 7638950094400.

The previous prime is 8402845103839. The next prime is 8402845103857. The reversal of 8402845103851 is 1583015482048.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8402845103851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8402845103795 and 8402845103804.

It is not an unprimeable number, because it can be changed into a prime (8402845103857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381947504710 + ... + 381947504731.

It is an arithmetic number, because the mean of its divisors is an integer number (2291685028326).

Almost surely, 2^{8402845103851} is an apocalyptic number.

8402845103851 is a deficient number, since it is larger than the sum of its proper divisors (763895009453).

8402845103851 is a wasteful number, since it uses less digits than its factorization.

8402845103851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763895009452.

The product of its (nonzero) digits is 1228800, while the sum is 49.

The spelling of 8402845103851 in words is "eight trillion, four hundred two billion, eight hundred forty-five million, one hundred three thousand, eight hundred fifty-one".