452720779611 has 16 divisors (see below), whose sum is σ = 643273933824. Its totient is φ = 282549137024.

The previous prime is 452720779603. The next prime is 452720779613. The reversal of 452720779611 is 116977027254.

It is not a de Polignac number, because 452720779611 - 2³ = 452720779603 is a prime.

It is a super-2 number, since 2×452720779611² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (452720779613) 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, 69796446 + ... + 69802931.

It is an arithmetic number, because the mean of its divisors is an integer number (40204620864).

Almost surely, 2^452720779611 is an apocalyptic number.

452720779611 is a deficient number, since it is larger than the sum of its proper divisors (190553154213).

452720779611 is a wasteful number, since it uses less digits than its factorization.

452720779611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139599450.

The product of its (nonzero) digits is 1481760, while the sum is 51.

The spelling of 452720779611 in words is "four hundred fifty-two billion, seven hundred twenty million, seven hundred seventy-nine thousand, six hundred eleven".