40530450254 has 48 divisors (see below), whose sum is σ = 71258923008. Its totient is φ = 17289101592.

The previous prime is 40530450241. The next prime is 40530450283. The reversal of 40530450254 is 45205403504.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 40530450254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7493219 + ... + 7498625.

It is an arithmetic number, because the mean of its divisors is an integer number (1484560896).

Almost surely, 2^40530450254 is an apocalyptic number.

40530450254 is a deficient number, since it is larger than the sum of its proper divisors (30728472754).

40530450254 is an frugal number, since it uses more digits than its factorization.

40530450254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5667 (or 5639 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 40530450254 its reverse (45205403504), we get a palindrome (85735853758).

The spelling of 40530450254 in words is "forty billion, five hundred thirty million, four hundred fifty thousand, two hundred fifty-four".