35221554556644 has 24 divisors (see below), whose sum is σ = 82416442116960. Its totient is φ = 11707258925824.

The previous prime is 35221554556631. The next prime is 35221554556663. The reversal of 35221554556644 is 44665545512253.

It is a happy 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, 4157403054 + ... + 4157411525.

It is an arithmetic number, because the mean of its divisors is an integer number (3434018421540).

Almost surely, 2^{35221554556644} is an apocalyptic number.

It is an amenable number.

35221554556644 is an abundant number, since it is smaller than the sum of its proper divisors (47194887560316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

35221554556644 is a wasteful number, since it uses less digits than its factorization.

35221554556644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8314814939 (or 8314814937 counting only the distinct ones).

The product of its digits is 86400000, while the sum is 57.

The spelling of 35221554556644 in words is "thirty-five trillion, two hundred twenty-one billion, five hundred fifty-four million, five hundred fifty-six thousand, six hundred forty-four".