1845968655 has 16 divisors (see below), whose sum is σ = 3109000320. Its totient is φ = 932699808.

The previous prime is 1845968567. The next prime is 1845968671. The reversal of 1845968655 is 5568695481.

It is not a de Polignac number, because 1845968655 - 2¹⁰ = 1845967631 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a junction number, because it is equal to n+sod(n) for n = 1845968595 and 1845968604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3238257 + ... + 3238826.

It is an arithmetic number, because the mean of its divisors is an integer number (194312520).

Almost surely, 2^1845968655 is an apocalyptic number.

1845968655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1845968655 is a deficient number, since it is larger than the sum of its proper divisors (1263031665).

1845968655 is a wasteful number, since it uses less digits than its factorization.

1845968655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6477110.

The product of its digits is 10368000, while the sum is 57.

The square root of 1845968655 is about 42964.7373435472. The cubic root of 1845968655 is about 1226.7086870336.

The spelling of 1845968655 in words is "one billion, eight hundred forty-five million, nine hundred sixty-eight thousand, six hundred fifty-five".