11621510242 has 8 divisors (see below), whose sum is σ = 18190190016. Its totient is φ = 5558113572.

The previous prime is 11621510231. The next prime is 11621510269. The reversal of 11621510242 is 24201512611.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126320718 + ... + 126320809.

It is an arithmetic number, because the mean of its divisors is an integer number (2273773752).

Almost surely, 2^11621510242 is an apocalyptic number.

11621510242 is a deficient number, since it is larger than the sum of its proper divisors (6568679774).

11621510242 is a wasteful number, since it uses less digits than its factorization.

11621510242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252641552.

The product of its (nonzero) digits is 960, while the sum is 25.

The spelling of 11621510242 in words is "eleven billion, six hundred twenty-one million, five hundred ten thousand, two hundred forty-two".