492194171085812 has 48 divisors (see below), whose sum is σ = 929163454128000. Its totient is φ = 226782862200960.

The previous prime is 492194171085767. The next prime is 492194171085857. The reversal of 492194171085812 is 218580171491294.

It is an interprime number because it is at equal distance from previous prime (492194171085767) and next prime (492194171085857).

It is a super-2 number, since 2×492194171085812² (a number of 30 digits) contains 22 as substring.

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, 2013938639 + ... + 2014183017.

It is an arithmetic number, because the mean of its divisors is an integer number (19357571961000).

Almost surely, 2^{492194171085812} is an apocalyptic number.

It is an amenable number.

492194171085812 is a deficient number, since it is larger than the sum of its proper divisors (436969283042188).

492194171085812 is a wasteful number, since it uses less digits than its factorization.

492194171085812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309656 (or 309654 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 62.

The spelling of 492194171085812 in words is "four hundred ninety-two trillion, one hundred ninety-four billion, one hundred seventy-one million, eighty-five thousand, eight hundred twelve".