1850717450055 has 32 divisors (see below), whose sum is σ = 3058390315008. Its totient is φ = 954671040000.

The previous prime is 1850717449979. The next prime is 1850717450129. The reversal of 1850717450055 is 5500547170581.

It is a happy number.

It is not a de Polignac number, because 1850717450055 - 2¹¹ = 1850717448007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1850717449986 and 1850717450013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293571 + ... + 1946180.

It is an arithmetic number, because the mean of its divisors is an integer number (95574697344).

Almost surely, 2^{1850717450055} is an apocalyptic number.

1850717450055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1850717450055 is a deficient number, since it is larger than the sum of its proper divisors (1207672864953).

1850717450055 is a wasteful number, since it uses less digits than its factorization.

1850717450055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241567.

The product of its (nonzero) digits is 980000, while the sum is 48.

The spelling of 1850717450055 in words is "one trillion, eight hundred fifty billion, seven hundred seventeen million, four hundred fifty thousand, fifty-five".