1149761983770 has 48 divisors (see below), whose sum is σ = 3070175252040. Its totient is φ = 298316621952.

The previous prime is 1149761983763. The next prime is 1149761983793. The reversal of 1149761983770 is 773891679411.

1149761983770 is a `hidden beast` number, since 1 + 1 + 4 + 9 + 7 + 619 + 8 + 3 + 7 + 7 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1135420244721 + 14341739049 = 1065561^2 + 119757^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1149761983698 and 1149761983707.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 172633605 + ... + 172640264.

Almost surely, 2^{1149761983770} is an apocalyptic number.

1149761983770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1149761983770 is an abundant number, since it is smaller than the sum of its proper divisors (1920413268270).

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

1149761983770 is a wasteful number, since it uses less digits than its factorization.

1149761983770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345273919 (or 345273916 counting only the distinct ones).

The product of its (nonzero) digits is 16003008, while the sum is 63.

The spelling of 1149761983770 in words is "one trillion, one hundred forty-nine billion, seven hundred sixty-one million, nine hundred eighty-three thousand, seven hundred seventy".