40450252151455 has 4 divisors (see below), whose sum is σ = 48540302581752. Its totient is φ = 32360201721160.

The previous prime is 40450252151447. The next prime is 40450252151467. The reversal of 40450252151455 is 55415125205404.

40450252151455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40450252151455 - 2³ = 40450252151447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4045025215141 + ... + 4045025215150.

It is an arithmetic number, because the mean of its divisors is an integer number (12135075645438).

Almost surely, 2^{40450252151455} is an apocalyptic number.

40450252151455 is a deficient number, since it is larger than the sum of its proper divisors (8090050430297).

40450252151455 is an equidigital number, since it uses as much as digits as its factorization.

40450252151455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8090050430296.

The product of its (nonzero) digits is 800000, while the sum is 43.

Adding to 40450252151455 its reverse (55415125205404), we get a palindrome (95865377356859).

The spelling of 40450252151455 in words is "forty trillion, four hundred fifty billion, two hundred fifty-two million, one hundred fifty-one thousand, four hundred fifty-five".