4925409840 has 240 divisors, whose sum is σ = 18041761920. Its totient is φ = 1196881920.

The previous prime is 4925409763. The next prime is 4925409887. The reversal of 4925409840 is 489045294.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 736110 + ... + 742770.

It is an arithmetic number, because the mean of its divisors is an integer number (75174008).

Almost surely, 2^4925409840 is an apocalyptic number.

4925409840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4925409840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9020880960).

4925409840 is an abundant number, since it is smaller than the sum of its proper divisors (13116352080).

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

4925409840 is a wasteful number, since it uses less digits than its factorization.

4925409840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6772 (or 6763 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 4925409840 is about 70181.2641664426. The cubic root of 4925409840 is about 1701.4301506214.

The spelling of 4925409840 in words is "four billion, nine hundred twenty-five million, four hundred nine thousand, eight hundred forty".