6657411874034 has 4 divisors (see below), whose sum is σ = 9986117811054. Its totient is φ = 3328705937016.

The previous prime is 6657411874019. The next prime is 6657411874037. The reversal of 6657411874034 is 4304781147566.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6559566157225 + 97845716809 = 2561165^2 + 312803^2 .

It is a super-2 number, since 2×6657411874034² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6657411874037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1664352968507 + ... + 1664352968510.

Almost surely, 2^{6657411874034} is an apocalyptic number.

6657411874034 is a deficient number, since it is larger than the sum of its proper divisors (3328705937020).

6657411874034 is a wasteful number, since it uses less digits than its factorization.

6657411874034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3328705937019.

The product of its (nonzero) digits is 13547520, while the sum is 56.

The spelling of 6657411874034 in words is "six trillion, six hundred fifty-seven billion, four hundred eleven million, eight hundred seventy-four thousand, thirty-four".