620152755407 has 8 divisors (see below), whose sum is σ = 624867120000. Its totient is φ = 615452278104.

The previous prime is 620152755403. The next prime is 620152755451. The reversal of 620152755407 is 704557251026.

620152755407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 620152755407 - 2² = 620152755403 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 (620152755403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3382163 + ... + 3560804.

It is an arithmetic number, because the mean of its divisors is an integer number (78108390000).

Almost surely, 2^620152755407 is an apocalyptic number.

620152755407 is a deficient number, since it is larger than the sum of its proper divisors (4714364593).

620152755407 is a wasteful number, since it uses less digits than its factorization.

620152755407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6943645.

The product of its (nonzero) digits is 588000, while the sum is 44.

The spelling of 620152755407 in words is "six hundred twenty billion, one hundred fifty-two million, seven hundred fifty-five thousand, four hundred seven".