11429918554 has 16 divisors (see below), whose sum is σ = 17450311680. Its totient is φ = 5613410160.

The previous prime is 11429918551. The next prime is 11429918561. The reversal of 11429918554 is 45581992411.

It is a junction number, because it is equal to n+sod(n) for n = 11429918498 and 11429918507.

It is not an unprimeable number, because it can be changed into a prime (11429918551) 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, 22567 + ... + 152869.

It is an arithmetic number, because the mean of its divisors is an integer number (1090644480).

Almost surely, 2^11429918554 is an apocalyptic number.

11429918554 is a deficient number, since it is larger than the sum of its proper divisors (6020393126).

11429918554 is a wasteful number, since it uses less digits than its factorization.

11429918554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131085.

The product of its digits is 518400, while the sum is 49.

The spelling of 11429918554 in words is "eleven billion, four hundred twenty-nine million, nine hundred eighteen thousand, five hundred fifty-four".