4645626540 has 48 divisors (see below), whose sum is σ = 13692376320. Its totient is φ = 1173631680.

The previous prime is 4645626523. The next prime is 4645626607. The reversal of 4645626540 is 456265464.

It is a junction number, because it is equal to n+sod(n) for n = 4645626492 and 4645626501.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2036416 + ... + 2038695.

It is an arithmetic number, because the mean of its divisors is an integer number (285257840).

Almost surely, 2^4645626540 is an apocalyptic number.

It is an amenable number.

4645626540 is an abundant number, since it is smaller than the sum of its proper divisors (9046749780).

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

4645626540 is a wasteful number, since it uses less digits than its factorization.

4645626540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4075142 (or 4075140 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The square root of 4645626540 is about 68158.8331766324. The cubic root of 4645626540 is about 1668.5840891598.

The spelling of 4645626540 in words is "four billion, six hundred forty-five million, six hundred twenty-six thousand, five hundred forty".