54029870644 has 6 divisors (see below), whose sum is σ = 94552273634. Its totient is φ = 27014935320.

The previous prime is 54029870639. The next prime is 54029870647. The reversal of 54029870644 is 44607892045.

It can be written as a sum of positive squares in only one way, i.e., 51251526544 + 2778344100 = 226388^2 + 52710^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54029870647) 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 as a sum of consecutive naturals, namely, 6753733827 + ... + 6753733834.

Almost surely, 2^54029870644 is an apocalyptic number.

It is an amenable number.

54029870644 is a deficient number, since it is larger than the sum of its proper divisors (40522402990).

54029870644 is a wasteful number, since it uses less digits than its factorization.

54029870644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13507467665 (or 13507467663 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 54029870644 in words is "fifty-four billion, twenty-nine million, eight hundred seventy thousand, six hundred forty-four".