4345646550 has 48 divisors (see below), whose sum is σ = 12316806912. Its totient is φ = 993290400.

The previous prime is 4345646509. The next prime is 4345646563. The reversal of 4345646550 is 556465434.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent 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, 2068306 + ... + 2070405.

It is an arithmetic number, because the mean of its divisors is an integer number (256600144).

Almost surely, 2^4345646550 is an apocalyptic number.

4345646550 is an abundant number, since it is smaller than the sum of its proper divisors (7971160362).

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

4345646550 is a wasteful number, since it uses less digits than its factorization.

4345646550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4138733 (or 4138728 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The square root of 4345646550 is about 65921.5181105532. The cubic root of 4345646550 is about 1631.8671504040.

The spelling of 4345646550 in words is "four billion, three hundred forty-five million, six hundred forty-six thousand, five hundred fifty".