54899357644 has 24 divisors (see below), whose sum is σ = 101283484400. Its totient is φ = 25965593280.

The previous prime is 54899357641. The next prime is 54899357647. The reversal of 54899357644 is 44675399845.

It is an interprime number because it is at equal distance from previous prime (54899357641) and next prime (54899357647).

It is not an unprimeable number, because it can be changed into a prime (54899357641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496179 + ... + 596650.

Almost surely, 2^54899357644 is an apocalyptic number.

It is an amenable number.

54899357644 is a deficient number, since it is larger than the sum of its proper divisors (46384126756).

54899357644 is a wasteful number, since it uses less digits than its factorization.

54899357644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093513 (or 1093511 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 64.

The spelling of 54899357644 in words is "fifty-four billion, eight hundred ninety-nine million, three hundred fifty-seven thousand, six hundred forty-four".