1053172176666 has 32 divisors (see below), whose sum is σ = 2179600920000. Its totient is φ = 338854897920.

The previous prime is 1053172176631. The next prime is 1053172176703. The reversal of 1053172176666 is 6666712713501.

It is a super-2 number, since 2×1053172176666² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256095 + ... + 1473746.

It is an arithmetic number, because the mean of its divisors is an integer number (68112528750).

Almost surely, 2^{1053172176666} is an apocalyptic number.

1053172176666 is an abundant number, since it is smaller than the sum of its proper divisors (1126428743334).

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

1053172176666 is a wasteful number, since it uses less digits than its factorization.

1053172176666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733374.

The product of its (nonzero) digits is 1905120, while the sum is 51.

The spelling of 1053172176666 in words is "one trillion, fifty-three billion, one hundred seventy-two million, one hundred seventy-six thousand, six hundred sixty-six".