4625442440 has 16 divisors (see below), whose sum is σ = 10407245580. Its totient is φ = 1850176960.

The previous prime is 4625442427. The next prime is 4625442461. The reversal of 4625442440 is 442445264.

It can be written as a sum of positive squares in 2 ways, for example, as 4157412484 + 468029956 = 64478^2 + 21634^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4625442440.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57817991 + ... + 57818070.

Almost surely, 2^4625442440 is an apocalyptic number.

4625442440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4625442440 is an abundant number, since it is smaller than the sum of its proper divisors (5781803140).

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

4625442440 is a wasteful number, since it uses less digits than its factorization.

4625442440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115636072 (or 115636068 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

The square root of 4625442440 is about 68010.6053494600. The cubic root of 4625442440 is about 1666.1640523537.

The spelling of 4625442440 in words is "four billion, six hundred twenty-five million, four hundred forty-two thousand, four hundred forty".