11621054615 has 8 divisors (see below), whose sum is σ = 13954965120. Its totient is φ = 9290377312.

The previous prime is 11621054597. The next prime is 11621054663. The reversal of 11621054615 is 51645012611.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11621054615 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 800384 + ... + 814773.

It is an arithmetic number, because the mean of its divisors is an integer number (1744370640).

Almost surely, 2^11621054615 is an apocalyptic number.

11621054615 is a deficient number, since it is larger than the sum of its proper divisors (2333910505).

11621054615 is a wasteful number, since it uses less digits than its factorization.

11621054615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1616601.

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 11621054615 in words is "eleven billion, six hundred twenty-one million, fifty-four thousand, six hundred fifteen".