64084374547 has 8 divisors (see below), whose sum is σ = 67957966656. Its totient is φ = 60222329472.

The previous prime is 64084374539. The next prime is 64084374553. The reversal of 64084374547 is 74547348046.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 64084374547 - 2³ = 64084374539 is a prime.

It is a super-2 number, since 2×64084374547² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64084374494 and 64084374503.

It is not an unprimeable number, because it can be changed into a prime (64084374517) 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, 2875323 + ... + 2897524.

It is an arithmetic number, because the mean of its divisors is an integer number (8494745832).

Almost surely, 2^64084374547 is an apocalyptic number.

64084374547 is a deficient number, since it is larger than the sum of its proper divisors (3873592109).

64084374547 is a wasteful number, since it uses less digits than its factorization.

64084374547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5773517.

The product of its (nonzero) digits is 9031680, while the sum is 52.

The spelling of 64084374547 in words is "sixty-four billion, eighty-four million, three hundred seventy-four thousand, five hundred forty-seven".