40036513135427 has 4 divisors (see below), whose sum is σ = 41417082553920. Its totient is φ = 38655943716936.

The previous prime is 40036513135403. The next prime is 40036513135429. The reversal of 40036513135427 is 72453131563004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40036513135427 - 2⁶ = 40036513135363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40036513135429) 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, 690284709203 + ... + 690284709260.

It is an arithmetic number, because the mean of its divisors is an integer number (10354270638480).

Almost surely, 2^{40036513135427} is an apocalyptic number.

40036513135427 is a deficient number, since it is larger than the sum of its proper divisors (1380569418493).

40036513135427 is a wasteful number, since it uses less digits than its factorization.

40036513135427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380569418492.

The product of its (nonzero) digits is 907200, while the sum is 44.

The spelling of 40036513135427 in words is "forty trillion, thirty-six billion, five hundred thirteen million, one hundred thirty-five thousand, four hundred twenty-seven".