166911376091410 has 16 divisors (see below), whose sum is σ = 300831166805400. Its totient is φ = 66677730471936.

The previous prime is 166911376091387. The next prime is 166911376091419. The reversal of 166911376091410 is 14190673119661.

166911376091410 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 162525195640369 + 4386180451041 = 12748537^2 + 2094321^2 .

It is a super-2 number, since 2×166911376091410² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (166911376091419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10852487505 + ... + 10852502884.

Almost surely, 2^{166911376091410} is an apocalyptic number.

166911376091410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166911376091410 is a deficient number, since it is larger than the sum of its proper divisors (133919790713990).

166911376091410 is a wasteful number, since it uses less digits than its factorization.

166911376091410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21704991165.

The product of its (nonzero) digits is 1469664, while the sum is 55.

The spelling of 166911376091410 in words is "one hundred sixty-six trillion, nine hundred eleven billion, three hundred seventy-six million, ninety-one thousand, four hundred ten".