190256661006 has 32 divisors (see below), whose sum is σ = 410309625600. Its totient is φ = 58615657920.

The previous prime is 190256660989. The next prime is 190256661053. The reversal of 190256661006 is 600166652091.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20347986 + ... + 20357333.

It is an arithmetic number, because the mean of its divisors is an integer number (12822175800).

Almost surely, 2^190256661006 is an apocalyptic number.

190256661006 is an abundant number, since it is smaller than the sum of its proper divisors (220052964594).

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

190256661006 is a wasteful number, since it uses less digits than its factorization.

190256661006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40705384.

The product of its (nonzero) digits is 116640, while the sum is 42.

The spelling of 190256661006 in words is "one hundred ninety billion, two hundred fifty-six million, six hundred sixty-one thousand, six".