677067343290 has 80 divisors (see below), whose sum is σ = 1960601875848. Its totient is φ = 166662728064.

The previous prime is 677067343283. The next prime is 677067343321. The reversal of 677067343290 is 92343760776.

It is a happy number.

677067343290 is a `hidden beast` number, since 6 + 7 + 7 + 0 + 6 + 7 + 343 + 290 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 490746484089 + 186320859201 = 700533^2 + 431649^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 32138917 + ... + 32159976.

Almost surely, 2^677067343290 is an apocalyptic number.

677067343290 is an abundant number, since it is smaller than the sum of its proper divisors (1283534532558).

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

677067343290 is a wasteful number, since it uses less digits than its factorization.

677067343290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64298925 (or 64298916 counting only the distinct ones).

The product of its (nonzero) digits is 8001504, while the sum is 54.

The spelling of 677067343290 in words is "six hundred seventy-seven billion, sixty-seven million, three hundred forty-three thousand, two hundred ninety".