5420512240000 has 640 divisors, whose sum is σ = 15899260608000. Its totient is φ = 1814184960000.

The previous prime is 5420512239943. The next prime is 5420512240049. The reversal of 5420512240000 is 422150245.

It is a tau number, because it is divible by the number of its divisors (640).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7538959641 + ... + 7538960359.

It is an arithmetic number, because the mean of its divisors is an integer number (24842594700).

Almost surely, 2^{5420512240000} is an apocalyptic number.

5420512240000 is a gapful number since it is divisible by the number (50) 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 5420512240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7949630304000).

5420512240000 is an abundant number, since it is smaller than the sum of its proper divisors (10478748368000).

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

5420512240000 is a wasteful number, since it uses less digits than its factorization.

5420512240000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436 (or 1409 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 5420512240000 its reverse (422150245), we get a palindrome (5420934390245).

The spelling of 5420512240000 in words is "five trillion, four hundred twenty billion, five hundred twelve million, two hundred forty thousand".