20452351526601 has 8 divisors (see below), whose sum is σ = 27270420168480. Its totient is φ = 13634591951232.

The previous prime is 20452351526599. The next prime is 20452351526617. The reversal of 20452351526601 is 10662515325402.

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

It is not a de Polignac number, because 20452351526601 - 2¹ = 20452351526599 is a prime.

It is a super-2 number, since 2×20452351526601² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20452351526671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77112175 + ... + 77376948.

It is an arithmetic number, because the mean of its divisors is an integer number (3408802521060).

Almost surely, 2^{20452351526601} is an apocalyptic number.

It is an amenable number.

20452351526601 is a deficient number, since it is larger than the sum of its proper divisors (6818068641879).

20452351526601 is a wasteful number, since it uses less digits than its factorization.

20452351526601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154533255.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 20452351526601 in words is "twenty trillion, four hundred fifty-two billion, three hundred fifty-one million, five hundred twenty-six thousand, six hundred one".