64524336754 has 16 divisors (see below), whose sum is σ = 97069421592. Its totient is φ = 32167905408.

The previous prime is 64524336749. The next prime is 64524336769. The reversal of 64524336754 is 45763342546.

It can be written as a sum of positive squares in 4 ways, for example, as 60361119225 + 4163217529 = 245685^2 + 64523^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64524336698 and 64524336707.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4239382 + ... + 4254574.

Almost surely, 2^64524336754 is an apocalyptic number.

64524336754 is a deficient number, since it is larger than the sum of its proper divisors (32545084838).

64524336754 is a wasteful number, since it uses less digits than its factorization.

64524336754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21261.

The product of its digits is 7257600, while the sum is 49.

The spelling of 64524336754 in words is "sixty-four billion, five hundred twenty-four million, three hundred thirty-six thousand, seven hundred fifty-four".