1150990145956 has 24 divisors (see below), whose sum is σ = 2302766919936. Its totient is φ = 493112928000.

The previous prime is 1150990145923. The next prime is 1150990145969. The reversal of 1150990145956 is 6595410990511.

It is a junction number, because it is equal to n+sod(n) for n = 1150990145897 and 1150990145906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6940045 + ... + 7103956.

It is an arithmetic number, because the mean of its divisors is an integer number (95948621664).

Almost surely, 2^{1150990145956} is an apocalyptic number.

It is an amenable number.

1150990145956 is an abundant number, since it is smaller than the sum of its proper divisors (1151776773980).

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

1150990145956 is a wasteful number, since it uses less digits than its factorization.

1150990145956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14046939 (or 14046937 counting only the distinct ones).

The product of its (nonzero) digits is 2187000, while the sum is 55.

The spelling of 1150990145956 in words is "one trillion, one hundred fifty billion, nine hundred ninety million, one hundred forty-five thousand, nine hundred fifty-six".