1152211015650 has 48 divisors (see below), whose sum is σ = 2857718210400. Its totient is φ = 307231013760.

The previous prime is 1152211015621. The next prime is 1152211015651. The reversal of 1152211015650 is 565101122511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1152211015651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1551841 + ... + 2170859.

It is an arithmetic number, because the mean of its divisors is an integer number (59535796050).

Almost surely, 2^{1152211015650} is an apocalyptic number.

1152211015650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1152211015650 is an abundant number, since it is smaller than the sum of its proper divisors (1705507194750).

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

1152211015650 is a wasteful number, since it uses less digits than its factorization.

1152211015650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631443 (or 631438 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 30.

The spelling of 1152211015650 in words is "one trillion, one hundred fifty-two billion, two hundred eleven million, fifteen thousand, six hundred fifty".