845352677451 has 16 divisors (see below), whose sum is σ = 1176164810496. Its totient is φ = 539055412896.

The previous prime is 845352677441. The next prime is 845352677471. The reversal of 845352677451 is 154776253548.

It is a happy number.

It is not a de Polignac number, because 845352677451 - 2⁵ = 845352677419 is a prime.

It is a super-2 number, since 2×845352677451² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 845352677391 and 845352677400.

It is not an unprimeable number, because it can be changed into a prime (845352677441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5837841 + ... + 5980893.

It is an arithmetic number, because the mean of its divisors is an integer number (73510300656).

Almost surely, 2^845352677451 is an apocalyptic number.

845352677451 is a deficient number, since it is larger than the sum of its proper divisors (330812133045).

845352677451 is a wasteful number, since it uses less digits than its factorization.

845352677451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228722.

The product of its digits is 28224000, while the sum is 57.

The spelling of 845352677451 in words is "eight hundred forty-five billion, three hundred fifty-two million, six hundred seventy-seven thousand, four hundred fifty-one".