1157166263830 has 16 divisors (see below), whose sum is σ = 2192525552880. Its totient is φ = 438505110432.

The previous prime is 1157166263809. The next prime is 1157166263833. The reversal of 1157166263830 is 383626617511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157166263833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3045174189 + ... + 3045174568.

It is an arithmetic number, because the mean of its divisors is an integer number (137032847055).

Almost surely, 2^{1157166263830} is an apocalyptic number.

1157166263830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1157166263830 is a deficient number, since it is larger than the sum of its proper divisors (1035359289050).

1157166263830 is a wasteful number, since it uses less digits than its factorization.

1157166263830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6090348783.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 1157166263830 in words is "one trillion, one hundred fifty-seven billion, one hundred sixty-six million, two hundred sixty-three thousand, eight hundred thirty".