620040600449 has 16 divisors (see below), whose sum is σ = 659303390592. Its totient is φ = 581089774848.

The previous prime is 620040600433. The next prime is 620040600457. The reversal of 620040600449 is 944006040026.

It is a cyclic number.

It is not a de Polignac number, because 620040600449 - 2⁴ = 620040600433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (620040600419) 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, 10401122 + ... + 10460564.

It is an arithmetic number, because the mean of its divisors is an integer number (41206461912).

Almost surely, 2^620040600449 is an apocalyptic number.

It is an amenable number.

620040600449 is a deficient number, since it is larger than the sum of its proper divisors (39262790143).

620040600449 is a wasteful number, since it uses less digits than its factorization.

620040600449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62056.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 620040600449 in words is "six hundred twenty billion, forty million, six hundred thousand, four hundred forty-nine".