11451134341554 has 16 divisors (see below), whose sum is σ = 22903780665600. Its totient is φ = 3816792783440.

The previous prime is 11451134341531. The next prime is 11451134341649. The reversal of 11451134341554 is 45514343115411.

11451134341554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11451134341554² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62900802 + ... + 63082589.

It is an arithmetic number, because the mean of its divisors is an integer number (1431486291600).

Almost surely, 2^{11451134341554} is an apocalyptic number.

11451134341554 is an abundant number, since it is smaller than the sum of its proper divisors (11452646324046).

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

11451134341554 is a wasteful number, since it uses less digits than its factorization.

11451134341554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125998545.

The product of its digits is 288000, while the sum is 42.

Adding to 11451134341554 its reverse (45514343115411), we get a palindrome (56965477456965).

The spelling of 11451134341554 in words is "eleven trillion, four hundred fifty-one billion, one hundred thirty-four million, three hundred forty-one thousand, five hundred fifty-four".