64025544552046 has 64 divisors (see below), whose sum is σ = 120557878087680. Its totient is φ = 24774120668160.

The previous prime is 64025544551963. The next prime is 64025544552059.

64025544552046 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×64025544552046² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64025544551984 and 64025544552002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23456995 + ... + 26043841.

It is an arithmetic number, because the mean of its divisors is an integer number (1883716845120).

Almost surely, 2^{64025544552046} is an apocalyptic number.

64025544552046 is a deficient number, since it is larger than the sum of its proper divisors (56532333535634).

64025544552046 is a wasteful number, since it uses less digits than its factorization.

64025544552046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2587969.

The product of its (nonzero) digits is 23040000, while the sum is 52.

The spelling of 64025544552046 in words is "sixty-four trillion, twenty-five billion, five hundred forty-four million, five hundred fifty-two thousand, forty-six".