61670113766 has 8 divisors (see below), whose sum is σ = 92513400240. Its totient is φ = 30832313688.

The previous prime is 61670113711. The next prime is 61670113781. The reversal of 61670113766 is 66731107616.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×61670113766² (a number of 22 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 3 ways as a sum of consecutive naturals, for example, 1343381 + ... + 1388528.

It is an arithmetic number, because the mean of its divisors is an integer number (11564175030).

Almost surely, 2^61670113766 is an apocalyptic number.

61670113766 is a deficient number, since it is larger than the sum of its proper divisors (30843286474).

61670113766 is a wasteful number, since it uses less digits than its factorization.

61670113766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2743198.

The product of its (nonzero) digits is 190512, while the sum is 44.

The spelling of 61670113766 in words is "sixty-one billion, six hundred seventy million, one hundred thirteen thousand, seven hundred sixty-six".