40025234020 has 48 divisors (see below), whose sum is σ = 86618947968. Its totient is φ = 15526019840.

The previous prime is 40025234017. The next prime is 40025234057. The reversal of 40025234020 is 2043252004.

It is a junction number, because it is equal to n+sod(n) for n = 40025233982 and 40025234000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9202 + ... + 283081.

It is an arithmetic number, because the mean of its divisors is an integer number (1804561416).

Almost surely, 2^40025234020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40025234020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43309473984).

40025234020 is an abundant number, since it is smaller than the sum of its proper divisors (46593713948).

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

40025234020 is a wasteful number, since it uses less digits than its factorization.

40025234020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292500 (or 292498 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

Adding to 40025234020 its reverse (2043252004), we get a palindrome (42068486024).

The spelling of 40025234020 in words is "forty billion, twenty-five million, two hundred thirty-four thousand, twenty".