40534223540252 has 48 divisors (see below), whose sum is σ = 76481204843232. Its totient is φ = 18686121216000.

The previous prime is 40534223540159. The next prime is 40534223540269. The reversal of 40534223540252 is 25204532243504.

It is a super-2 number, since 2×40534223540252² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 355621823 + ... + 355735785.

It is an arithmetic number, because the mean of its divisors is an integer number (1593358434234).

Almost surely, 2^{40534223540252} is an apocalyptic number.

It is an amenable number.

40534223540252 is a deficient number, since it is larger than the sum of its proper divisors (35946981302980).

40534223540252 is a wasteful number, since it uses less digits than its factorization.

40534223540252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121958 (or 121956 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 41.

Adding to 40534223540252 its reverse (25204532243504), we get a palindrome (65738755783756).

The spelling of 40534223540252 in words is "forty trillion, five hundred thirty-four billion, two hundred twenty-three million, five hundred forty thousand, two hundred fifty-two".