1055161166502 has 16 divisors (see below), whose sum is σ = 2110337821440. Its totient is φ = 351717807432.

The previous prime is 1055161166489. The next prime is 1055161166513. The reversal of 1055161166502 is 2056611615501.

1055161166502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1055161166502² (a number of 25 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 7 ways as a sum of consecutive naturals, for example, 360999 + ... + 1496877.

It is an arithmetic number, because the mean of its divisors is an integer number (131896113840).

Almost surely, 2^{1055161166502} is an apocalyptic number.

1055161166502 is an abundant number, since it is smaller than the sum of its proper divisors (1055176654938).

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

1055161166502 is a wasteful number, since it uses less digits than its factorization.

1055161166502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290707.

The product of its (nonzero) digits is 54000, while the sum is 39.

The spelling of 1055161166502 in words is "one trillion, fifty-five billion, one hundred sixty-one million, one hundred sixty-six thousand, five hundred two".