6667017402 has 16 divisors (see below), whose sum is σ = 13452036480. Its totient is φ = 2202672192.

The previous prime is 6667017391. The next prime is 6667017439. The reversal of 6667017402 is 2047107666.

It is a super-4 number, since 4×6667017402⁴ (a number of 40 digits) contains 4444 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4916002 + ... + 4917357.

It is an arithmetic number, because the mean of its divisors is an integer number (840752280).

Almost surely, 2^6667017402 is an apocalyptic number.

6667017402 is an abundant number, since it is smaller than the sum of its proper divisors (6785019078).

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

6667017402 is a wasteful number, since it uses less digits than its factorization.

6667017402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9833477.

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 6667017402 is about 81651.8058710277. The cubic root of 6667017402 is about 1882.1050626418.

The spelling of 6667017402 in words is "six billion, six hundred sixty-seven million, seventeen thousand, four hundred two".