36666851667 has 16 divisors (see below), whose sum is σ = 50224365312. Its totient is φ = 23777318880.

The previous prime is 36666851657. The next prime is 36666851743. The reversal of 36666851667 is 76615866663.

It is not a de Polignac number, because 36666851667 - 2⁶ = 36666851603 is a prime.

It is a super-2 number, since 2×36666851667² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36666851667.

It is not an unprimeable number, because it can be changed into a prime (36666851657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374292 + ... + 461982.

It is an arithmetic number, because the mean of its divisors is an integer number (3139022832).

Almost surely, 2^36666851667 is an apocalyptic number.

36666851667 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

36666851667 is a deficient number, since it is larger than the sum of its proper divisors (13557513645).

36666851667 is a wasteful number, since it uses less digits than its factorization.

36666851667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91498.

The product of its digits is 39191040, while the sum is 60.

The spelling of 36666851667 in words is "thirty-six billion, six hundred sixty-six million, eight hundred fifty-one thousand, six hundred sixty-seven".