40346646737027 has 4 divisors (see below), whose sum is σ = 40346660101296. Its totient is φ = 40346633372760.

The previous prime is 40346646736993. The next prime is 40346646737039. The reversal of 40346646737027 is 72073764664304.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 40346646737027 - 2⁸ = 40346646736771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40346646736027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229058 + ... + 8985864.

It is an arithmetic number, because the mean of its divisors is an integer number (10086665025324).

Almost surely, 2^{40346646737027} is an apocalyptic number.

40346646737027 is a deficient number, since it is larger than the sum of its proper divisors (13364269).

40346646737027 is an equidigital number, since it uses as much as digits as its factorization.

40346646737027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13364268.

The product of its (nonzero) digits is 85349376, while the sum is 59.

The spelling of 40346646737027 in words is "forty trillion, three hundred forty-six billion, six hundred forty-six million, seven hundred thirty-seven thousand, twenty-seven".