1157667989346 has 64 divisors (see below), whose sum is σ = 2806611431040. Its totient is φ = 350790534720.

The previous prime is 1157667989341. The next prime is 1157667989351. The reversal of 1157667989346 is 6439897667511.

1157667989346 is a `hidden beast` number, since 1 + 1 + 576 + 6 + 7 + 9 + 8 + 9 + 3 + 46 = 666.

It is an interprime number because it is at equal distance from previous prime (1157667989341) and next prime (1157667989351).

It is not an unprimeable number, because it can be changed into a prime (1157667989341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15819136 + ... + 15892148.

It is an arithmetic number, because the mean of its divisors is an integer number (43853303610).

Almost surely, 2^{1157667989346} is an apocalyptic number.

1157667989346 is an abundant number, since it is smaller than the sum of its proper divisors (1648943441694).

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

1157667989346 is a wasteful number, since it uses less digits than its factorization.

1157667989346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99728 (or 99722 counting only the distinct ones).

The product of its digits is 411505920, while the sum is 72.

The spelling of 1157667989346 in words is "one trillion, one hundred fifty-seven billion, six hundred sixty-seven million, nine hundred eighty-nine thousand, three hundred forty-six".