4554311391 has 24 divisors (see below), whose sum is σ = 7533227520. Its totient is φ = 2597271696.

The previous prime is 4554311387. The next prime is 4554311429. The reversal of 4554311391 is 1931134554.

4554311391 is a `hidden beast` number, since 4 + 554 + 3 + 1 + 13 + 91 = 666.

It is not a de Polignac number, because 4554311391 - 2² = 4554311387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4554311791) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40171 + ... + 103548.

It is an arithmetic number, because the mean of its divisors is an integer number (313884480).

Almost surely, 2^4554311391 is an apocalyptic number.

4554311391 is a deficient number, since it is larger than the sum of its proper divisors (2978916129).

4554311391 is a wasteful number, since it uses less digits than its factorization.

4554311391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144235 (or 144232 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 4554311391 is about 67485.6384055156. The cubic root of 4554311391 is about 1657.5790168646.

The spelling of 4554311391 in words is "four billion, five hundred fifty-four million, three hundred eleven thousand, three hundred ninety-one".