1177845049920 has 336 divisors, whose sum is σ = 4745690572608. Its totient is φ = 244746915840.

The previous prime is 1177845049907. The next prime is 1177845049987. The reversal of 1177845049920 is 299405487711.

It is a tau number, because it is divible by the number of its divisors (336).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 620707 + ... + 1655586.

Almost surely, 2^{1177845049920} is an apocalyptic number.

1177845049920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1177845049920 is an abundant number, since it is smaller than the sum of its proper divisors (3567845522688).

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

1177845049920 is a wasteful number, since it uses less digits than its factorization.

1177845049920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2276338 (or 2276321 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 57.

The spelling of 1177845049920 in words is "one trillion, one hundred seventy-seven billion, eight hundred forty-five million, forty-nine thousand, nine hundred twenty".