1167255767020 has 48 divisors (see below), whose sum is σ = 2923214450688. Its totient is φ = 382801890240.

The previous prime is 1167255767017. The next prime is 1167255767021. The reversal of 1167255767020 is 207675527611.

It is not an unprimeable number, because it can be changed into a prime (1167255767021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181247676 + ... + 181254115.

It is an arithmetic number, because the mean of its divisors is an integer number (60900301056).

Almost surely, 2^{1167255767020} is an apocalyptic number.

1167255767020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1167255767020 is an abundant number, since it is smaller than the sum of its proper divisors (1755958683668).

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

1167255767020 is a wasteful number, since it uses less digits than its factorization.

1167255767020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362501830 (or 362501828 counting only the distinct ones).

The product of its (nonzero) digits is 1234800, while the sum is 49.

The spelling of 1167255767020 in words is "one trillion, one hundred sixty-seven billion, two hundred fifty-five million, seven hundred sixty-seven thousand, twenty".