677601576 has 24 divisors (see below), whose sum is σ = 1835171130. Its totient is φ = 225867168.

The previous prime is 677601563. The next prime is 677601601. The reversal of 677601576 is 675106776.

677601576 is a `hidden beast` number, since 6 + 7 + 76 + 0 + 1 + 576 = 666.

It can be written as a sum of positive squares in only one way, i.e., 661004100 + 16597476 = 25710^2 + 4074^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-3 number, since 3×677601576³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4705495 + ... + 4705638.

Almost surely, 2^677601576 is an apocalyptic number.

It is an amenable number.

677601576 is an abundant number, since it is smaller than the sum of its proper divisors (1157569554).

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

677601576 is a wasteful number, since it uses less digits than its factorization.

677601576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9411145 (or 9411138 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 45.

The square root of 677601576 is about 26030.7813175095. The cubic root of 677601576 is about 878.3308477218.

It can be divided in two parts, 677 and 601576, that added together give a triangular number (602253 = T₁₀₉₇).

The spelling of 677601576 in words is "six hundred seventy-seven million, six hundred one thousand, five hundred seventy-six".