620532545125 has 64 divisors (see below), whose sum is σ = 854513307648. Its totient is φ = 448314240000.

The previous prime is 620532545111. The next prime is 620532545131. The reversal of 620532545125 is 521545235026.

It is not a de Polignac number, because 620532545125 - 2²⁹ = 619995674213 is a prime.

It is a super-2 number, since 2×620532545125² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3569217 + ... + 3739033.

It is an arithmetic number, because the mean of its divisors is an integer number (13351770432).

Almost surely, 2^620532545125 is an apocalyptic number.

It is an amenable number.

620532545125 is a deficient number, since it is larger than the sum of its proper divisors (233980762523).

620532545125 is a wasteful number, since it uses less digits than its factorization.

620532545125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169927 (or 169917 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 620532545125 in words is "six hundred twenty billion, five hundred thirty-two million, five hundred forty-five thousand, one hundred twenty-five".