11161200151572 has 12 divisors (see below), whose sum is σ = 26042800353696. Its totient is φ = 3720400050520.

The previous prime is 11161200151559. The next prime is 11161200151609. The reversal of 11161200151572 is 27515100216111.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465050006304 + ... + 465050006327.

It is an arithmetic number, because the mean of its divisors is an integer number (2170233362808).

Almost surely, 2^{11161200151572} is an apocalyptic number.

11161200151572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11161200151572 is an abundant number, since it is smaller than the sum of its proper divisors (14881600202124).

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

11161200151572 is a wasteful number, since it uses less digits than its factorization.

11161200151572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930100012638 (or 930100012636 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 33.

Adding to 11161200151572 its reverse (27515100216111), we get a palindrome (38676300367683).

The spelling of 11161200151572 in words is "eleven trillion, one hundred sixty-one billion, two hundred million, one hundred fifty-one thousand, five hundred seventy-two".