11346040551 has 16 divisors (see below), whose sum is σ = 15945036800. Its totient is φ = 7156574208.

The previous prime is 11346040469. The next prime is 11346040631. The reversal of 11346040551 is 15504064311.

It is a happy number.

It is not a de Polignac number, because 11346040551 - 2⁹ = 11346040039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11346044551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85591 + ... + 173256.

It is an arithmetic number, because the mean of its divisors is an integer number (996564800).

Almost surely, 2^11346040551 is an apocalyptic number.

11346040551 is a deficient number, since it is larger than the sum of its proper divisors (4598996249).

11346040551 is a wasteful number, since it uses less digits than its factorization.

11346040551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259638.

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 11346040551 in words is "eleven billion, three hundred forty-six million, forty thousand, five hundred fifty-one".