133501013421554 has 16 divisors (see below), whose sum is σ = 202664671005888. Its totient is φ = 65946126911472.

The previous prime is 133501013421553. The next prime is 133501013421599. The reversal of 133501013421554 is 455124310105331.

It is a super-2 number, since 2×133501013421554² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133501013421553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102985859 + ... + 104274105.

It is an arithmetic number, because the mean of its divisors is an integer number (12666541937868).

Almost surely, 2^{133501013421554} is an apocalyptic number.

133501013421554 is a deficient number, since it is larger than the sum of its proper divisors (69163657584334).

133501013421554 is a wasteful number, since it uses less digits than its factorization.

133501013421554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1912609.

The product of its (nonzero) digits is 108000, while the sum is 38.

Adding to 133501013421554 its reverse (455124310105331), we get a palindrome (588625323526885).

The spelling of 133501013421554 in words is "one hundred thirty-three trillion, five hundred one billion, thirteen million, four hundred twenty-one thousand, five hundred fifty-four".