2625420264220 has 48 divisors (see below), whose sum is σ = 6195640610880. Its totient is φ = 927238726656.

The previous prime is 2625420264211. The next prime is 2625420264223. The reversal of 2625420264220 is 224620245262.

It is a super-2 number, since 2×2625420264220² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2625420264220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2625420264223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219510765 + ... + 219522724.

It is an arithmetic number, because the mean of its divisors is an integer number (129075846060).

Almost surely, 2^{2625420264220} is an apocalyptic number.

2625420264220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2625420264220 is an abundant number, since it is smaller than the sum of its proper divisors (3570220346660).

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

2625420264220 is a wasteful number, since it uses less digits than its factorization.

2625420264220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439033534 (or 439033532 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

The spelling of 2625420264220 in words is "two trillion, six hundred twenty-five billion, four hundred twenty million, two hundred sixty-four thousand, two hundred twenty".