61671061025226 has 24 divisors (see below), whose sum is σ = 133620783616164. Its totient is φ = 20556997050240.

The previous prime is 61671061025219. The next prime is 61671061025267. The reversal of 61671061025226 is 62252016017616.

61671061025226 is a `hidden beast` number, since 6 + 1 + 6 + 7 + 1 + 0 + 610 + 2 + 5 + 2 + 26 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 61126049439225 + 545011586001 = 7818315^2 + 738249^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23161266 + ... + 25686306.

Almost surely, 2^{61671061025226} is an apocalyptic number.

61671061025226 is an abundant number, since it is smaller than the sum of its proper divisors (71949722590938).

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

61671061025226 is a wasteful number, since it uses less digits than its factorization.

61671061025226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3881926 (or 3881923 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 61671061025226 in words is "sixty-one trillion, six hundred seventy-one billion, sixty-one million, twenty-five thousand, two hundred twenty-six".