64576137043 has 12 divisors (see below), whose sum is σ = 71066320920. Its totient is φ = 58634502080.

The previous prime is 64576137029. The next prime is 64576137089. The reversal of 64576137043 is 34073167546.

It is not a de Polignac number, because 64576137043 - 2⁵ = 64576137011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64576136984 and 64576137002.

It is not an unprimeable number, because it can be changed into a prime (64576137943) 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 11 ways as a sum of consecutive naturals, for example, 222598 + ... + 422731.

It is an arithmetic number, because the mean of its divisors is an integer number (5922193410).

Almost surely, 2^64576137043 is an apocalyptic number.

64576137043 is a deficient number, since it is larger than the sum of its proper divisors (6490183877).

64576137043 is a wasteful number, since it uses less digits than its factorization.

64576137043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646178 (or 646167 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 46.

The spelling of 64576137043 in words is "sixty-four billion, five hundred seventy-six million, one hundred thirty-seven thousand, forty-three".