4945331543040 has 440 divisors, whose sum is σ = 20252894393952. Its totient is φ = 1130360832000.

The previous prime is 4945331543003. The next prime is 4945331543057. The reversal of 4945331543040 is 403451335494.

4945331543040 is a `hidden beast` number, since 4 + 9 + 4 + 5 + 331 + 5 + 4 + 304 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2051290 + ... + 3754790.

Almost surely, 2^{4945331543040} is an apocalyptic number.

4945331543040 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 4945331543040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10126447196976).

4945331543040 is an abundant number, since it is smaller than the sum of its proper divisors (15307562850912).

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

4945331543040 is a wasteful number, since it uses less digits than its factorization.

4945331543040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703545 (or 1703518 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

The spelling of 4945331543040 in words is "four trillion, nine hundred forty-five billion, three hundred thirty-one million, five hundred forty-three thousand, forty".