1151477212050 has 1152 divisors, whose sum is σ = 3891638919168. Its totient is φ = 249910272000.

The previous prime is 1151477211979. The next prime is 1151477212057. The reversal of 1151477212050 is 502127741511.

It is a happy number.

1151477212050 is a `hidden beast` number, since 1 + 1 + 514 + 7 + 72 + 1 + 20 + 50 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1151477211996 and 1151477212014.

It is not an unprimeable number, because it can be changed into a prime (1151477212057) by changing a digit.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 4378240219 + ... + 4378240481.

It is an arithmetic number, because the mean of its divisors is an integer number (3378158784).

Almost surely, 2^{1151477212050} is an apocalyptic number.

1151477212050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1151477212050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1945819459584).

1151477212050 is an abundant number, since it is smaller than the sum of its proper divisors (2740161707118).

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

1151477212050 is a wasteful number, since it uses less digits than its factorization.

1151477212050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406 (or 389 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 36.

The spelling of 1151477212050 in words is "one trillion, one hundred fifty-one billion, four hundred seventy-seven million, two hundred twelve thousand, fifty".