40234233442455 has 128 divisors (see below), whose sum is σ = 78222167412480. Its totient is φ = 19503141120000.

The previous prime is 40234233442453. The next prime is 40234233442489. The reversal of 40234233442455 is 55424433243204.

40234233442455 is a `hidden beast` number, since 4 + 0 + 23 + 42 + 3 + 344 + 245 + 5 = 666.

It is not a de Polignac number, because 40234233442455 - 2¹ = 40234233442453 is a prime.

It is a super-3 number, since 3×40234233442455³ (a number of 42 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 40234233442455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40234233442451) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 31456125 + ... + 32710185.

It is an arithmetic number, because the mean of its divisors is an integer number (611110682910).

Almost surely, 2^{40234233442455} is an apocalyptic number.

40234233442455 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40234233442455 is a deficient number, since it is larger than the sum of its proper divisors (37987933970025).

40234233442455 is a wasteful number, since it uses less digits than its factorization.

40234233442455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254370 (or 1254364 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 45.

Adding to 40234233442455 its reverse (55424433243204), we get a palindrome (95658666685659).

The spelling of 40234233442455 in words is "forty trillion, two hundred thirty-four billion, two hundred thirty-three million, four hundred forty-two thousand, four hundred fifty-five".