2420376731520 has 512 divisors, whose sum is σ = 8638123253760. Its totient is φ = 571494604800.

The previous prime is 2420376731519. The next prime is 2420376731533. The reversal of 2420376731520 is 251376730242.

2420376731520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 124450437 + ... + 124469883.

It is an arithmetic number, because the mean of its divisors is an integer number (16871334480).

Almost surely, 2^{2420376731520} is an apocalyptic number.

2420376731520 is a gapful number since it is divisible by the number (20) 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 2420376731520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4319061626880).

2420376731520 is an abundant number, since it is smaller than the sum of its proper divisors (6217746522240).

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

2420376731520 is a wasteful number, since it uses less digits than its factorization.

2420376731520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19634 (or 19622 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 42.

The spelling of 2420376731520 in words is "two trillion, four hundred twenty billion, three hundred seventy-six million, seven hundred thirty-one thousand, five hundred twenty".