544551164 has 6 divisors (see below), whose sum is σ = 952964544. Its totient is φ = 272275580.

The previous prime is 544551127. The next prime is 544551167. The reversal of 544551164 is 461155445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544551167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68068892 + ... + 68068899.

It is an arithmetic number, because the mean of its divisors is an integer number (158827424).

Almost surely, 2^544551164 is an apocalyptic number.

It is an amenable number.

544551164 is a deficient number, since it is larger than the sum of its proper divisors (408413380).

544551164 is a wasteful number, since it uses less digits than its factorization.

544551164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136137795 (or 136137793 counting only the distinct ones).

The product of its digits is 48000, while the sum is 35.

The square root of 544551164 is about 23335.6200688990. The cubic root of 544551164 is about 816.6066211209.

The spelling of 544551164 in words is "five hundred forty-four million, five hundred fifty-one thousand, one hundred sixty-four".