845956090078 has 16 divisors (see below), whose sum is σ = 1384349347440. Its totient is φ = 384509505600.

The previous prime is 845956090073. The next prime is 845956090207. The reversal of 845956090078 is 870090659548.

It is a junction number, because it is equal to n+sod(n) for n = 845956089998 and 845956090025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845956090073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250023 + ... + 1324546.

It is an arithmetic number, because the mean of its divisors is an integer number (86521834215).

Almost surely, 2^845956090078 is an apocalyptic number.

845956090078 is a deficient number, since it is larger than the sum of its proper divisors (538393257362).

845956090078 is a wasteful number, since it uses less digits than its factorization.

845956090078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599003.

The product of its (nonzero) digits is 21772800, while the sum is 61.

The spelling of 845956090078 in words is "eight hundred forty-five billion, nine hundred fifty-six million, ninety thousand, seventy-eight".