2478253428390 has 32 divisors (see below), whose sum is σ = 5948678156256. Its totient is φ = 660770922240.

The previous prime is 2478253428379. The next prime is 2478253428401. The reversal of 2478253428390 is 938243528742.

It is an interprime number because it is at equal distance from previous prime (2478253428379) and next prime (2478253428401).

It is a super-2 number, since 2×2478253428390² (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 2478253428390.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5832517 + ... + 6242976.

It is an arithmetic number, because the mean of its divisors is an integer number (185896192383).

Almost surely, 2^{2478253428390} is an apocalyptic number.

2478253428390 is an abundant number, since it is smaller than the sum of its proper divisors (3470424727866).

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

2478253428390 is a wasteful number, since it uses less digits than its factorization.

2478253428390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12082344.

The product of its (nonzero) digits is 23224320, while the sum is 57.

The spelling of 2478253428390 in words is "two trillion, four hundred seventy-eight billion, two hundred fifty-three million, four hundred twenty-eight thousand, three hundred ninety".