11630421138515 has 16 divisors (see below), whose sum is σ = 14192923636416. Its totient is φ = 9146888668800.

The previous prime is 11630421138493. The next prime is 11630421138541. The reversal of 11630421138515 is 51583112403611.

It is a happy number.

It is not a de Polignac number, because 11630421138515 - 2²⁴ = 11630404361299 is a prime.

It is a Duffinian 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, 9677567 + ... + 10812776.

It is an arithmetic number, because the mean of its divisors is an integer number (887057727276).

Almost surely, 2^{11630421138515} is an apocalyptic number.

11630421138515 is a deficient number, since it is larger than the sum of its proper divisors (2562502497901).

11630421138515 is a wasteful number, since it uses less digits than its factorization.

11630421138515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20492270.

The product of its (nonzero) digits is 86400, while the sum is 41.

The spelling of 11630421138515 in words is "eleven trillion, six hundred thirty billion, four hundred twenty-one million, one hundred thirty-eight thousand, five hundred fifteen".