674990926870 has 16 divisors (see below), whose sum is σ = 1308443950800. Its totient is φ = 249227419104.

The previous prime is 674990926861. The next prime is 674990926879. The reversal of 674990926870 is 78629099476.

It is an interprime number because it is at equal distance from previous prime (674990926861) and next prime (674990926879).

It is a super-2 number, since 2×674990926870² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 674990926796 and 674990926805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674990926879) 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, 2596118820 + ... + 2596119079.

It is an arithmetic number, because the mean of its divisors is an integer number (81777746925).

Almost surely, 2^674990926870 is an apocalyptic number.

674990926870 is a deficient number, since it is larger than the sum of its proper divisors (633453023930).

674990926870 is a wasteful number, since it uses less digits than its factorization.

674990926870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5192237919.

The product of its (nonzero) digits is 82301184, while the sum is 67.

The spelling of 674990926870 in words is "six hundred seventy-four billion, nine hundred ninety million, nine hundred twenty-six thousand, eight hundred seventy".