40225245420 has 96 divisors (see below), whose sum is σ = 118600070400. Its totient is φ = 10158614784.

The previous prime is 40225245373. The next prime is 40225245443. The reversal of 40225245420 is 2454252204.

40225245420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5134066 + ... + 5141894.

It is an arithmetic number, because the mean of its divisors is an integer number (1235417400).

Almost surely, 2^40225245420 is an apocalyptic number.

It is an amenable number.

40225245420 is an abundant number, since it is smaller than the sum of its proper divisors (78374824980).

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

40225245420 is a wasteful number, since it uses less digits than its factorization.

40225245420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12367 (or 12365 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 40225245420 its reverse (2454252204), we get a palindrome (42679497624).

The spelling of 40225245420 in words is "forty billion, two hundred twenty-five million, two hundred forty-five thousand, four hundred twenty".