37640121368843 has 16 divisors (see below), whose sum is σ = 43583275008000. Its totient is φ = 31838868670752.

The previous prime is 37640121368827. The next prime is 37640121368849. The reversal of 37640121368843 is 34886312104673.

It is a cyclic number.

It is not a de Polignac number, because 37640121368843 - 2⁴ = 37640121368827 is a prime.

It is a super-2 number, since 2×37640121368843² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (37640121368849) 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, 15651083 + ... + 17895156.

It is an arithmetic number, because the mean of its divisors is an integer number (2723954688000).

Almost surely, 2^{37640121368843} is an apocalyptic number.

37640121368843 is a deficient number, since it is larger than the sum of its proper divisors (5943153639157).

37640121368843 is a wasteful number, since it uses less digits than its factorization.

37640121368843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33548354.

The product of its (nonzero) digits is 13934592, while the sum is 56.

The spelling of 37640121368843 in words is "thirty-seven trillion, six hundred forty billion, one hundred twenty-one million, three hundred sixty-eight thousand, eight hundred forty-three".