620411906801 has 16 divisors (see below), whose sum is σ = 639659654400. Its totient is φ = 601297318080.

The previous prime is 620411906791. The next prime is 620411906809. The reversal of 620411906801 is 108609114026.

It is a cyclic number.

It is not a de Polignac number, because 620411906801 - 2²² = 620407712497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (620411906809) 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, 17806940 + ... + 17841746.

It is an arithmetic number, because the mean of its divisors is an integer number (39978728400).

Almost surely, 2^620411906801 is an apocalyptic number.

It is an amenable number.

620411906801 is a deficient number, since it is larger than the sum of its proper divisors (19247747599).

620411906801 is a wasteful number, since it uses less digits than its factorization.

620411906801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36704.

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 620411906801 in words is "six hundred twenty billion, four hundred eleven million, nine hundred six thousand, eight hundred one".