40120677723 has 16 divisors (see below), whose sum is σ = 64353969920. Its totient is φ = 21719464416.

The previous prime is 40120677713. The next prime is 40120677809. The reversal of 40120677723 is 32777602104.

It is not a de Polignac number, because 40120677723 - 2⁹ = 40120677211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40120677713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50276140 + ... + 50276937.

It is an arithmetic number, because the mean of its divisors is an integer number (4022123120).

Almost surely, 2^40120677723 is an apocalyptic number.

40120677723 is a deficient number, since it is larger than the sum of its proper divisors (24233292197).

40120677723 is a wasteful number, since it uses less digits than its factorization.

40120677723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100553106.

The product of its (nonzero) digits is 98784, while the sum is 39.

The spelling of 40120677723 in words is "forty billion, one hundred twenty million, six hundred seventy-seven thousand, seven hundred twenty-three".