1906874157706 has 32 divisors (see below), whose sum is σ = 3442481602560. Its totient is φ = 773880805296.

The previous prime is 1906874157703. The next prime is 1906874157709. The reversal of 1906874157706 is 6077514786091.

It is an interprime number because it is at equal distance from previous prime (1906874157703) and next prime (1906874157709).

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1906874157703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 958930 + ... + 2175613.

It is an arithmetic number, because the mean of its divisors is an integer number (107577550080).

Almost surely, 2^{1906874157706} is an apocalyptic number.

1906874157706 is a deficient number, since it is larger than the sum of its proper divisors (1535607444854).

1906874157706 is a wasteful number, since it uses less digits than its factorization.

1906874157706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3136858.

The product of its (nonzero) digits is 17781120, while the sum is 61.

The spelling of 1906874157706 in words is "one trillion, nine hundred six billion, eight hundred seventy-four million, one hundred fifty-seven thousand, seven hundred six".