1015453506166 has 16 divisors (see below), whose sum is σ = 1733896896768. Its totient is φ = 441501524200.

The previous prime is 1015453506161. The next prime is 1015453506169. The reversal of 1015453506166 is 6616053545101.

It is a super-2 number, since 2×1015453506166² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1015453506161) 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, 1003412050 + ... + 1003413061.

It is an arithmetic number, because the mean of its divisors is an integer number (108368556048).

Almost surely, 2^{1015453506166} is an apocalyptic number.

1015453506166 is a deficient number, since it is larger than the sum of its proper divisors (718443390602).

1015453506166 is a wasteful number, since it uses less digits than its factorization.

1015453506166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006825147.

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 1015453506166 in words is "one trillion, fifteen billion, four hundred fifty-three million, five hundred six thousand, one hundred sixty-six".