2475398850840 has 160 divisors (see below), whose sum is σ = 8321346427680. Its totient is φ = 660006724608.

The previous prime is 2475398850809. The next prime is 2475398850863. The reversal of 2475398850840 is 480588935742.

2475398850840 is a `hidden beast` number, since 2 + 4 + 7 + 5 + 3 + 9 + 88 + 508 + 40 = 666.

It is a super-2 number, since 2×2475398850840² (a number of 26 digits) contains 22 as substring.

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, 22810549 + ... + 22918811.

It is an arithmetic number, because the mean of its divisors is an integer number (52008415173).

Almost surely, 2^{2475398850840} is an apocalyptic number.

2475398850840 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 2475398850840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4160673213840).

2475398850840 is an abundant number, since it is smaller than the sum of its proper divisors (5845947576840).

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

2475398850840 is a wasteful number, since it uses less digits than its factorization.

2475398850840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115343 (or 115330 counting only the distinct ones).

The product of its (nonzero) digits is 77414400, while the sum is 63.

The spelling of 2475398850840 in words is "two trillion, four hundred seventy-five billion, three hundred ninety-eight million, eight hundred fifty thousand, eight hundred forty".