20423255532035 has 32 divisors (see below), whose sum is σ = 24720562741248. Its totient is φ = 16197102754560.

The previous prime is 20423255532023. The next prime is 20423255532037. The reversal of 20423255532035 is 53023555232402.

It is not a de Polignac number, because 20423255532035 - 2¹⁸ = 20423255269891 is a prime.

It is a super-2 number, since 2×20423255532035² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20423255531983 and 20423255532001.

It is not an unprimeable number, because it can be changed into a prime (20423255532037) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3711292094 + ... + 3711297596.

It is an arithmetic number, because the mean of its divisors is an integer number (772517585664).

Almost surely, 2^{20423255532035} is an apocalyptic number.

20423255532035 is a deficient number, since it is larger than the sum of its proper divisors (4297307209213).

20423255532035 is a wasteful number, since it uses less digits than its factorization.

20423255532035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10475.

The product of its (nonzero) digits is 1080000, while the sum is 41.

The spelling of 20423255532035 in words is "twenty trillion, four hundred twenty-three billion, two hundred fifty-five million, five hundred thirty-two thousand, thirty-five".