40234250740 has 12 divisors (see below), whose sum is σ = 84491926596. Its totient is φ = 16093700288.

The previous prime is 40234250711. The next prime is 40234250743. The reversal of 40234250740 is 4705243204.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 29345745636 + 10888505104 = 171306^2 + 104348^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40234250743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005856249 + ... + 1005856288.

It is an arithmetic number, because the mean of its divisors is an integer number (7040993883).

Almost surely, 2^40234250740 is an apocalyptic number.

It is an amenable number.

40234250740 is an abundant number, since it is smaller than the sum of its proper divisors (44257675856).

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

40234250740 is a wasteful number, since it uses less digits than its factorization.

40234250740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011712546 (or 2011712544 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 31.

Adding to 40234250740 its reverse (4705243204), we get a palindrome (44939493944).

The spelling of 40234250740 in words is "forty billion, two hundred thirty-four million, two hundred fifty thousand, seven hundred forty".