40506229254 has 16 divisors (see below), whose sum is σ = 83805991920. Its totient is φ = 13036487520.

The previous prime is 40506229237. The next prime is 40506229271. The reversal of 40506229254 is 45292260504.

It is an interprime number because it is at equal distance from previous prime (40506229237) and next prime (40506229271).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116397037 + ... + 116397384.

It is an arithmetic number, because the mean of its divisors is an integer number (5237874495).

Almost surely, 2^40506229254 is an apocalyptic number.

40506229254 is an abundant number, since it is smaller than the sum of its proper divisors (43299762666).

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

40506229254 is a wasteful number, since it uses less digits than its factorization.

40506229254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232794455.

The product of its (nonzero) digits is 172800, while the sum is 39.

Adding to 40506229254 its reverse (45292260504), we get a palindrome (85798489758).

The spelling of 40506229254 in words is "forty billion, five hundred six million, two hundred twenty-nine thousand, two hundred fifty-four".