4941555540 has 48 divisors (see below), whose sum is σ = 13958820288. Its totient is φ = 1306084864.

The previous prime is 4941555539. The next prime is 4941555559. The reversal of 4941555540 is 455551494.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4941555492 and 4941555501.

It is a congruent number.

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, 357642 + ... + 371201.

It is an arithmetic number, because the mean of its divisors is an integer number (290808756).

Almost surely, 2^4941555540 is an apocalyptic number.

It is an amenable number.

4941555540 is an abundant number, since it is smaller than the sum of its proper divisors (9017264748).

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

4941555540 is a wasteful number, since it uses less digits than its factorization.

4941555540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728968 (or 728966 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 42.

The square root of 4941555540 is about 70296.1986169949. The cubic root of 4941555540 is about 1703.2872426828.

The spelling of 4941555540 in words is "four billion, nine hundred forty-one million, five hundred fifty-five thousand, five hundred forty".