40437404077 has 16 divisors (see below), whose sum is σ = 46362249472. Its totient is φ = 34549701120.

The previous prime is 40437403969. The next prime is 40437404087. The reversal of 40437404077 is 77040473404.

It is a cyclic number.

It is not a de Polignac number, because 40437404077 - 2³¹ = 38289920429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40437404087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4950877 + ... + 4959037.

It is an arithmetic number, because the mean of its divisors is an integer number (2897640592).

Almost surely, 2^40437404077 is an apocalyptic number.

It is an amenable number.

40437404077 is a deficient number, since it is larger than the sum of its proper divisors (5924845395).

40437404077 is a wasteful number, since it uses less digits than its factorization.

40437404077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10348.

The product of its (nonzero) digits is 263424, while the sum is 40.

The spelling of 40437404077 in words is "forty billion, four hundred thirty-seven million, four hundred four thousand, seventy-seven".