4645632523 has 6 divisors (see below), whose sum is σ = 5404103196. Its totient is φ = 3981970692.

The previous prime is 4645632499. The next prime is 4645632547. The reversal of 4645632523 is 3252365464.

It is an interprime number because it is at equal distance from previous prime (4645632499) and next prime (4645632547).

It is not a de Polignac number, because 4645632523 - 2²¹ = 4643535371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4645638523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47404365 + ... + 47404462.

It is an arithmetic number, because the mean of its divisors is an integer number (900683866).

Almost surely, 2^4645632523 is an apocalyptic number.

4645632523 is a deficient number, since it is larger than the sum of its proper divisors (758470673).

4645632523 is an equidigital number, since it uses as much as digits as its factorization.

4645632523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94808841 (or 94808834 counting only the distinct ones).

The product of its digits is 518400, while the sum is 40.

The square root of 4645632523 is about 68158.8770667475. The cubic root of 4645632523 is about 1668.5848054704.

Adding to 4645632523 its reverse (3252365464), we get a palindrome (7897997987).

The spelling of 4645632523 in words is "four billion, six hundred forty-five million, six hundred thirty-two thousand, five hundred twenty-three".