11520321452654 has 32 divisors (see below), whose sum is σ = 19899197309952. Its totient is φ = 4899825360000.

The previous prime is 11520321452603. The next prime is 11520321452711. The reversal of 11520321452654 is 45625412302511.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463307 + ... + 4822374.

It is an arithmetic number, because the mean of its divisors is an integer number (621849915936).

Almost surely, 2^{11520321452654} is an apocalyptic number.

11520321452654 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11520321452654 is a deficient number, since it is larger than the sum of its proper divisors (8378875857298).

11520321452654 is a wasteful number, since it uses less digits than its factorization.

11520321452654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5286872.

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 11520321452654 in words is "eleven trillion, five hundred twenty billion, three hundred twenty-one million, four hundred fifty-two thousand, six hundred fifty-four".