620506264154 has 48 divisors (see below), whose sum is σ = 1085412820032. Its totient is φ = 265270686912.

The previous prime is 620506264121. The next prime is 620506264181. The reversal of 620506264154 is 451462605026.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82653269 + ... + 82660775.

It is an arithmetic number, because the mean of its divisors is an integer number (22612767084).

Almost surely, 2^620506264154 is an apocalyptic number.

620506264154 is a deficient number, since it is larger than the sum of its proper divisors (464906555878).

620506264154 is a wasteful number, since it uses less digits than its factorization.

620506264154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9507 (or 9500 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 620506264154 in words is "six hundred twenty billion, five hundred six million, two hundred sixty-four thousand, one hundred fifty-four".