620152755406 has 8 divisors (see below), whose sum is σ = 930674864880. Its totient is φ = 309927800448.

The previous prime is 620152755403. The next prime is 620152755451. The reversal of 620152755406 is 604557251026.

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

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74283411 + ... + 74291758.

It is an arithmetic number, because the mean of its divisors is an integer number (116334358110).

Almost surely, 2^620152755406 is an apocalyptic number.

620152755406 is a deficient number, since it is larger than the sum of its proper divisors (310522109474).

620152755406 is a wasteful number, since it uses less digits than its factorization.

620152755406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148577258.

The product of its (nonzero) digits is 504000, while the sum is 43.

The spelling of 620152755406 in words is "six hundred twenty billion, one hundred fifty-two million, seven hundred fifty-five thousand, four hundred six".