40422123777 has 32 divisors (see below), whose sum is σ = 62506543104. Its totient is φ = 22757212800.

The previous prime is 40422123769. The next prime is 40422123803. The reversal of 40422123777 is 77732122404.

It is not a de Polignac number, because 40422123777 - 2³ = 40422123769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40422121777) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2333733 + ... + 2350989.

It is an arithmetic number, because the mean of its divisors is an integer number (1953329472).

Almost surely, 2^40422123777 is an apocalyptic number.

It is an amenable number.

40422123777 is a deficient number, since it is larger than the sum of its proper divisors (22084419327).

40422123777 is a wasteful number, since it uses less digits than its factorization.

40422123777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18909.

The product of its (nonzero) digits is 131712, while the sum is 39.

The spelling of 40422123777 in words is "forty billion, four hundred twenty-two million, one hundred twenty-three thousand, seven hundred seventy-seven".