40632302436121 has 4 divisors (see below), whose sum is σ = 44326148112144. Its totient is φ = 36938456760100.

The previous prime is 40632302436079. The next prime is 40632302436133. The reversal of 40632302436121 is 12163420323604.

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 40632302436121 - 2²⁵ = 40632268881689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40632302434121) 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, 1846922837995 + ... + 1846922838016.

It is an arithmetic number, because the mean of its divisors is an integer number (11081537028036).

Almost surely, 2^{40632302436121} is an apocalyptic number.

It is an amenable number.

40632302436121 is a deficient number, since it is larger than the sum of its proper divisors (3693845676023).

40632302436121 is a wasteful number, since it uses less digits than its factorization.

40632302436121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3693845676022.

The product of its (nonzero) digits is 124416, while the sum is 37.

Adding to 40632302436121 its reverse (12163420323604), we get a palindrome (52795722759725).

The spelling of 40632302436121 in words is "forty trillion, six hundred thirty-two billion, three hundred two million, four hundred thirty-six thousand, one hundred twenty-one".