40151144304765 has 80 divisors (see below), whose sum is σ = 78602862070656. Its totient is φ = 19488312547200.

The previous prime is 40151144304743. The next prime is 40151144304769. The reversal of 40151144304765 is 56740344115104.

40151144304765 is a `hidden beast` number, since 4 + 0 + 1 + 5 + 1 + 144 + 30 + 476 + 5 = 666.

It is not a de Polignac number, because 40151144304765 - 2³¹ = 40148996821117 is a prime.

It is a super-2 number, since 2×40151144304765² (a number of 28 digits) contains 22 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 40151144304765.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40151144304769) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 53330751 + ... + 54078380.

Almost surely, 2^{40151144304765} is an apocalyptic number.

40151144304765 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40151144304765 is a deficient number, since it is larger than the sum of its proper divisors (38451717765891).

40151144304765 is a wasteful number, since it uses less digits than its factorization.

40151144304765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107409232 (or 107409223 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

Adding to 40151144304765 its reverse (56740344115104), we get a palindrome (96891488419869).

The spelling of 40151144304765 in words is "forty trillion, one hundred fifty-one billion, one hundred forty-four million, three hundred four thousand, seven hundred sixty-five".