41387642451 has 12 divisors (see below), whose sum is σ = 63298747512. Its totient is φ = 25968716736.

The previous prime is 41387642441. The next prime is 41387642453. The reversal of 41387642451 is 15424678314.

41387642451 is a `hidden beast` number, since 4 + 138 + 7 + 64 + 2 + 451 = 666.

41387642451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 41387642451 - 2¹¹ = 41387640403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41387642397 and 41387642406.

It is not an unprimeable number, because it can be changed into a prime (41387642453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135253581 + ... + 135253886.

It is an arithmetic number, because the mean of its divisors is an integer number (5274895626).

Almost surely, 2^41387642451 is an apocalyptic number.

41387642451 is a deficient number, since it is larger than the sum of its proper divisors (21911105061).

41387642451 is a wasteful number, since it uses less digits than its factorization.

41387642451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270507490 (or 270507487 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The spelling of 41387642451 in words is "forty-one billion, three hundred eighty-seven million, six hundred forty-two thousand, four hundred fifty-one".