4646664156 has 24 divisors (see below), whose sum is σ = 10851571584. Its totient is φ = 1547551600.

The previous prime is 4646664119. The next prime is 4646664173. The reversal of 4646664156 is 6514666464.

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, 152520 + ... + 180431.

It is an arithmetic number, because the mean of its divisors is an integer number (452148816).

Almost surely, 2^4646664156 is an apocalyptic number.

It is an amenable number.

4646664156 is an abundant number, since it is smaller than the sum of its proper divisors (6204907428).

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

4646664156 is a wasteful number, since it uses less digits than its factorization.

4646664156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334121 (or 334119 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 48.

The square root of 4646664156 is about 68166.4445016755. Note that the first 3 decimals coincide. The cubic root of 4646664156 is about 1668.7083078307.

The spelling of 4646664156 in words is "four billion, six hundred forty-six million, six hundred sixty-four thousand, one hundred fifty-six".