406145240379 has 24 divisors (see below), whose sum is σ = 597803010480. Its totient is φ = 265619270592.

The previous prime is 406145240359. The next prime is 406145240411. The reversal of 406145240379 is 973042541604.

406145240379 is a `hidden beast` number, since 4 + 0 + 614 + 5 + 24 + 0 + 3 + 7 + 9 = 666.

It is not a de Polignac number, because 406145240379 - 2¹² = 406145236283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (406145240359) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3791317 + ... + 3896969.

It is an arithmetic number, because the mean of its divisors is an integer number (24908458770).

Almost surely, 2^406145240379 is an apocalyptic number.

406145240379 is a deficient number, since it is larger than the sum of its proper divisors (191657770101).

406145240379 is a wasteful number, since it uses less digits than its factorization.

406145240379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113771 (or 113768 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 406145240379 in words is "four hundred six billion, one hundred forty-five million, two hundred forty thousand, three hundred seventy-nine".