1167043646461 has 32 divisors (see below), whose sum is σ = 1518435072000. Its totient is φ = 869755634880.

The previous prime is 1167043646459. The next prime is 1167043646537. The reversal of 1167043646461 is 1646463407611.

It is not a de Polignac number, because 1167043646461 - 2¹ = 1167043646459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1167043646441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20424750 + ... + 20481808.

It is an arithmetic number, because the mean of its divisors is an integer number (47451096000).

Almost surely, 2^{1167043646461} is an apocalyptic number.

1167043646461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1167043646461 is a deficient number, since it is larger than the sum of its proper divisors (351391425539).

1167043646461 is a wasteful number, since it uses less digits than its factorization.

1167043646461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68649.

The product of its (nonzero) digits is 1741824, while the sum is 49.

The spelling of 1167043646461 in words is "one trillion, one hundred sixty-seven billion, forty-three million, six hundred forty-six thousand, four hundred sixty-one".