40343292577 has 24 divisors (see below), whose sum is σ = 48338853696. Its totient is φ = 32980116576.

The previous prime is 40343292571. The next prime is 40343292581. The reversal of 40343292577 is 77529234304.

It is a happy number.

It is not a de Polignac number, because 40343292577 - 2¹⁵ = 40343259809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40343292571) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1269243 + ... + 1300639.

It is an arithmetic number, because the mean of its divisors is an integer number (2014118904).

Almost surely, 2^40343292577 is an apocalyptic number.

It is an amenable number.

40343292577 is a deficient number, since it is larger than the sum of its proper divisors (7995561119).

40343292577 is a wasteful number, since it uses less digits than its factorization.

40343292577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31797 (or 31774 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 46.

The spelling of 40343292577 in words is "forty billion, three hundred forty-three million, two hundred ninety-two thousand, five hundred seventy-seven".