40380401351 has 4 divisors (see below), whose sum is σ = 40484207400. Its totient is φ = 40276595304.

The previous prime is 40380401333. The next prime is 40380401353. The reversal of 40380401351 is 15310408304.

40380401351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40380401351 - 2⁶ = 40380401287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40380401353) 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, 51902441 + ... + 51903218.

It is an arithmetic number, because the mean of its divisors is an integer number (10121051850).

Almost surely, 2^40380401351 is an apocalyptic number.

40380401351 is a deficient number, since it is larger than the sum of its proper divisors (103806049).

40380401351 is a wasteful number, since it uses less digits than its factorization.

40380401351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103806048.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 40380401351 its reverse (15310408304), we get a palindrome (55690809655).

The spelling of 40380401351 in words is "forty billion, three hundred eighty million, four hundred one thousand, three hundred fifty-one".