1152287166690 has 240 divisors, whose sum is σ = 3533404666176. Its totient is φ = 267195931200.

The previous prime is 1152287166671. The next prime is 1152287166691. The reversal of 1152287166690 is 966617822511.

It is a happy number.

It is a super-2 number, since 2×1152287166690² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1152287166691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 4591155 + ... + 4835625.

Almost surely, 2^{1152287166690} is an apocalyptic number.

1152287166690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1152287166690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1766702333088).

1152287166690 is an abundant number, since it is smaller than the sum of its proper divisors (2381117499486).

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

1152287166690 is a wasteful number, since it uses less digits than its factorization.

1152287166690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244547 (or 244515 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 54.

The spelling of 1152287166690 in words is "one trillion, one hundred fifty-two billion, two hundred eighty-seven million, one hundred sixty-six thousand, six hundred ninety".