406020893607 has 24 divisors (see below), whose sum is σ = 670320971424. Its totient is φ = 231989696064.

The previous prime is 406020893591. The next prime is 406020893633. The reversal of 406020893607 is 706398020604.

406020893607 is a `hidden beast` number, since 4 + 0 + 602 + 0 + 8 + 9 + 36 + 0 + 7 = 666.

It is not a de Polignac number, because 406020893607 - 2⁴ = 406020893591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406020893807) 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, 364993 + ... + 972245.

It is an arithmetic number, because the mean of its divisors is an integer number (27930040476).

Almost surely, 2^406020893607 is an apocalyptic number.

406020893607 is a deficient number, since it is larger than the sum of its proper divisors (264300077817).

406020893607 is a wasteful number, since it uses less digits than its factorization.

406020893607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617879 (or 617876 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 406020893607 in words is "four hundred six billion, twenty million, eight hundred ninety-three thousand, six hundred seven".