3955405280650 has 48 divisors (see below), whose sum is σ = 7386709140000. Its totient is φ = 1575788308160.

The previous prime is 3955405280627. The next prime is 3955405280683. The reversal of 3955405280650 is 560825045593.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44650101 + ... + 44738599.

It is an arithmetic number, because the mean of its divisors is an integer number (153889773750).

Almost surely, 2^{3955405280650} is an apocalyptic number.

3955405280650 is a deficient number, since it is larger than the sum of its proper divisors (3431303859350).

3955405280650 is a wasteful number, since it uses less digits than its factorization.

3955405280650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92103 (or 92098 counting only the distinct ones).

The product of its (nonzero) digits is 6480000, while the sum is 52.

The spelling of 3955405280650 in words is "three trillion, nine hundred fifty-five billion, four hundred five million, two hundred eighty thousand, six hundred fifty".