40087547137 has 8 divisors (see below), whose sum is σ = 43740375840. Its totient is φ = 36436136160.

The previous prime is 40087547117. The next prime is 40087547179. The reversal of 40087547137 is 73174578004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40087547137 is a prime.

It is a super-2 number, since 2×40087547137² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40087547117) 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 7 ways as a sum of consecutive naturals, for example, 294868 + ... + 408805.

It is an arithmetic number, because the mean of its divisors is an integer number (5467546980).

Almost surely, 2^40087547137 is an apocalyptic number.

It is an amenable number.

40087547137 is a deficient number, since it is larger than the sum of its proper divisors (3652828703).

40087547137 is a wasteful number, since it uses less digits than its factorization.

40087547137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708863.

The product of its (nonzero) digits is 658560, while the sum is 46.

The spelling of 40087547137 in words is "forty billion, eighty-seven million, five hundred forty-seven thousand, one hundred thirty-seven".