40145276735 has 4 divisors (see below), whose sum is σ = 48174332088. Its totient is φ = 32116221384.

The previous prime is 40145276713. The next prime is 40145276761. The reversal of 40145276735 is 53767254104.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 40145276735 - 2²⁴ = 40128499519 is a prime.

It is a super-2 number, since 2×40145276735² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4014527669 + ... + 4014527678.

It is an arithmetic number, because the mean of its divisors is an integer number (12043583022).

Almost surely, 2^40145276735 is an apocalyptic number.

40145276735 is a deficient number, since it is larger than the sum of its proper divisors (8029055353).

40145276735 is an equidigital number, since it uses as much as digits as its factorization.

40145276735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8029055352.

The product of its (nonzero) digits is 705600, while the sum is 44.

The spelling of 40145276735 in words is "forty billion, one hundred forty-five million, two hundred seventy-six thousand, seven hundred thirty-five".