1667116749562 has 16 divisors (see below), whose sum is σ = 2728158174432. Its totient is φ = 757738966320.

The previous prime is 1667116749547. The next prime is 1667116749587. The reversal of 1667116749562 is 2659476117661.

It is a self number, because there is not a number n which added to its sum of digits gives 1667116749562.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1654788 + ... + 2464255.

It is an arithmetic number, because the mean of its divisors is an integer number (170509885902).

Almost surely, 2^{1667116749562} is an apocalyptic number.

1667116749562 is a deficient number, since it is larger than the sum of its proper divisors (1061041424870).

1667116749562 is a wasteful number, since it uses less digits than its factorization.

1667116749562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4137453.

The product of its digits is 22861440, while the sum is 61.

The spelling of 1667116749562 in words is "one trillion, six hundred sixty-seven billion, one hundred sixteen million, seven hundred forty-nine thousand, five hundred sixty-two".