16011152021055 has 16 divisors (see below), whose sum is σ = 25678693227744. Its totient is φ = 8518997746560.

The previous prime is 16011152021041. The next prime is 16011152021057. The reversal of 16011152021055 is 55012025111061.

It is not a de Polignac number, because 16011152021055 - 2¹¹ = 16011152019007 is a prime.

It is a super-2 number, since 2×16011152021055² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16011152021057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1267701684 + ... + 1267714313.

It is an arithmetic number, because the mean of its divisors is an integer number (1604918326734).

Almost surely, 2^{16011152021055} is an apocalyptic number.

16011152021055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16011152021055 is a deficient number, since it is larger than the sum of its proper divisors (9667541206689).

16011152021055 is a wasteful number, since it uses less digits than its factorization.

16011152021055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2535416426.

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

The spelling of 16011152021055 in words is "sixteen trillion, eleven billion, one hundred fifty-two million, twenty-one thousand, fifty-five".