20240132456406 has 32 divisors (see below), whose sum is σ = 40625344055808. Its totient is φ = 6722532169920.

The previous prime is 20240132456351. The next prime is 20240132456407. The reversal of 20240132456406 is 60465423104202.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20240132456407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79355775 + ... + 79610421.

It is an arithmetic number, because the mean of its divisors is an integer number (1269542001744).

Almost surely, 2^{20240132456406} is an apocalyptic number.

20240132456406 is an abundant number, since it is smaller than the sum of its proper divisors (20385211599402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20240132456406 is a wasteful number, since it uses less digits than its factorization.

20240132456406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302076.

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 20240132456406 in words is "twenty trillion, two hundred forty billion, one hundred thirty-two million, four hundred fifty-six thousand, four hundred six".