11440464621 has 8 divisors (see below), whose sum is σ = 15370395744. Its totient is φ = 7568754960.

The previous prime is 11440464613. The next prime is 11440464677. The reversal of 11440464621 is 12646404411.

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

It is not a de Polignac number, because 11440464621 - 2³ = 11440464613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11440464611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14554906 + ... + 14555691.

It is an arithmetic number, because the mean of its divisors is an integer number (1921299468).

Almost surely, 2^11440464621 is an apocalyptic number.

It is an amenable number.

11440464621 is a deficient number, since it is larger than the sum of its proper divisors (3929931123).

11440464621 is a wasteful number, since it uses less digits than its factorization.

11440464621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29110731.

The product of its (nonzero) digits is 18432, while the sum is 33.

The spelling of 11440464621 in words is "eleven billion, four hundred forty million, four hundred sixty-four thousand, six hundred twenty-one".