64473623431034 has 16 divisors (see below), whose sum is σ = 98122822212096. Its totient is φ = 31766481474000.

The previous prime is 64473623431033. The next prime is 64473623431073. The reversal of 64473623431034 is 43013432637446.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (64473623431033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116083697 + ... + 116637780.

It is an arithmetic number, because the mean of its divisors is an integer number (6132676388256).

Almost surely, 2^{64473623431034} is an apocalyptic number.

64473623431034 is a deficient number, since it is larger than the sum of its proper divisors (33649198781062).

64473623431034 is a wasteful number, since it uses less digits than its factorization.

64473623431034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232723501.

The product of its (nonzero) digits is 10450944, while the sum is 50.

The spelling of 64473623431034 in words is "sixty-four trillion, four hundred seventy-three billion, six hundred twenty-three million, four hundred thirty-one thousand, thirty-four".