11205551054 has 16 divisors (see below), whose sum is σ = 17864735328. Its totient is φ = 5253146112.

The previous prime is 11205551051. The next prime is 11205551069. The reversal of 11205551054 is 45015550211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11205551051) 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, 617627 + ... + 635510.

It is an arithmetic number, because the mean of its divisors is an integer number (1116545958).

Almost surely, 2^11205551054 is an apocalyptic number.

11205551054 is a deficient number, since it is larger than the sum of its proper divisors (6659184274).

11205551054 is a wasteful number, since it uses less digits than its factorization.

11205551054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253419.

The product of its (nonzero) digits is 5000, while the sum is 29.

The spelling of 11205551054 in words is "eleven billion, two hundred five million, five hundred fifty-one thousand, fifty-four".