64727514652 has 6 divisors (see below), whose sum is σ = 113273150648. Its totient is φ = 32363757324.

The previous prime is 64727514623. The next prime is 64727514653. The reversal of 64727514652 is 25641572746.

It is a super-2 number, since 2×64727514652² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64727514596 and 64727514605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64727514653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8090939328 + ... + 8090939335.

Almost surely, 2^64727514652 is an apocalyptic number.

It is an amenable number.

64727514652 is a deficient number, since it is larger than the sum of its proper divisors (48545635996).

64727514652 is a wasteful number, since it uses less digits than its factorization.

64727514652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16181878667 (or 16181878665 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 49.

The spelling of 64727514652 in words is "sixty-four billion, seven hundred twenty-seven million, five hundred fourteen thousand, six hundred fifty-two".