674562634540560 has 120 divisors (see below), whose sum is σ = 2349310113696000. Its totient is φ = 179883369205632.

The previous prime is 674562634540559. The next prime is 674562634540601. The reversal of 674562634540560 is 65045436265476.

It is a happy number.

674562634540560 is a `hidden beast` number, since 6 + 7 + 4 + 5 + 6 + 2 + 6 + 34 + 540 + 56 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×674562634540560² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17349842560 + ... + 17349881439.

It is an arithmetic number, because the mean of its divisors is an integer number (19577584280800).

Almost surely, 2^{674562634540560} is an apocalyptic number.

674562634540560 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

674562634540560 is an abundant number, since it is smaller than the sum of its proper divisors (1674747479155440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674562634540560 is a wasteful number, since it uses less digits than its factorization.

674562634540560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34699724027 (or 34699724009 counting only the distinct ones).

The product of its (nonzero) digits is 435456000, while the sum is 63.

The spelling of 674562634540560 in words is "six hundred seventy-four trillion, five hundred sixty-two billion, six hundred thirty-four million, five hundred forty thousand, five hundred sixty".