1181574490016 has 48 divisors (see below), whose sum is σ = 2380739385024. Its totient is φ = 576947073024.

The previous prime is 1181574489967. The next prime is 1181574490043. The reversal of 1181574490016 is 6100944751811.

It is a happy number.

It is a super-2 number, since 2×1181574490016² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8119205 + ... + 8263451.

It is an arithmetic number, because the mean of its divisors is an integer number (49598737188).

Almost surely, 2^{1181574490016} is an apocalyptic number.

1181574490016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1181574490016 is an abundant number, since it is smaller than the sum of its proper divisors (1199164895008).

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

1181574490016 is a wasteful number, since it uses less digits than its factorization.

1181574490016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150253 (or 150245 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 47.

The spelling of 1181574490016 in words is "one trillion, one hundred eighty-one billion, five hundred seventy-four million, four hundred ninety thousand, sixteen".