675297690408 has 288 divisors, whose sum is σ = 2030544516000. Its totient is φ = 202586883840.

The previous prime is 675297690407. The next prime is 675297690439. The reversal of 675297690408 is 804096792576.

675297690408 is a `hidden beast` number, since 6 + 7 + 52 + 97 + 6 + 90 + 408 = 666.

It is not an unprimeable number, because it can be changed into a prime (675297690407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 435956418 + ... + 435957966.

Almost surely, 2^675297690408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 675297690408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1015272258000).

675297690408 is an abundant number, since it is smaller than the sum of its proper divisors (1355246825592).

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

675297690408 is a wasteful number, since it uses less digits than its factorization.

675297690408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2053 (or 2035 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 63.

The spelling of 675297690408 in words is "six hundred seventy-five billion, two hundred ninety-seven million, six hundred ninety thousand, four hundred eight".