11051770551 has 8 divisors (see below), whose sum is σ = 14829552624. Its totient is φ = 7320917760.

The previous prime is 11051770519. The next prime is 11051770553. The reversal of 11051770551 is 15507715011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11051770551 - 2⁵ = 11051770519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11051770553) 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, 11731770 + ... + 11732711.

It is an arithmetic number, because the mean of its divisors is an integer number (1853694078).

Almost surely, 2^11051770551 is an apocalyptic number.

11051770551 is a deficient number, since it is larger than the sum of its proper divisors (3777782073).

11051770551 is a wasteful number, since it uses less digits than its factorization.

11051770551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23464641.

The product of its (nonzero) digits is 6125, while the sum is 33.

The spelling of 11051770551 in words is "eleven billion, fifty-one million, seven hundred seventy thousand, five hundred fifty-one".