945551344111 has 16 divisors (see below), whose sum is σ = 1041643819008. Its totient is φ = 851149648800.

The previous prime is 945551344103. The next prime is 945551344141. The reversal of 945551344111 is 111443155549.

It is not a de Polignac number, because 945551344111 - 2³ = 945551344103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945551344141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11050585 + ... + 11135821.

It is an arithmetic number, because the mean of its divisors is an integer number (65102738688).

Almost surely, 2^945551344111 is an apocalyptic number.

945551344111 is a deficient number, since it is larger than the sum of its proper divisors (96092474897).

945551344111 is a wasteful number, since it uses less digits than its factorization.

945551344111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95142.

The product of its digits is 216000, while the sum is 43.

The spelling of 945551344111 in words is "nine hundred forty-five billion, five hundred fifty-one million, three hundred forty-four thousand, one hundred eleven".