40122416661437 has 4 divisors (see below), whose sum is σ = 43769909085216. Its totient is φ = 36474924237660.

The previous prime is 40122416661427. The next prime is 40122416661461. The reversal of 40122416661437 is 73416661422104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40122416661437 - 2²⁰ = 40122415612861 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40122416661391 and 40122416661400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40122416661427) 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, 1823746211873 + ... + 1823746211894.

It is an arithmetic number, because the mean of its divisors is an integer number (10942477271304).

Almost surely, 2^{40122416661437} is an apocalyptic number.

It is an amenable number.

40122416661437 is a deficient number, since it is larger than the sum of its proper divisors (3647492423779).

40122416661437 is a wasteful number, since it uses less digits than its factorization.

40122416661437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3647492423778.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 40122416661437 in words is "forty trillion, one hundred twenty-two billion, four hundred sixteen million, six hundred sixty-one thousand, four hundred thirty-seven".