20624344342602 has 64 divisors (see below), whose sum is σ = 55382854754304. Its totient is φ = 4944897743040.

The previous prime is 20624344342579. The next prime is 20624344342661.

20624344342602 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1716972378 + ... + 1716984389.

It is an arithmetic number, because the mean of its divisors is an integer number (865357105536).

Almost surely, 2^{20624344342602} is an apocalyptic number.

20624344342602 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20624344342602 is an abundant number, since it is smaller than the sum of its proper divisors (34758510411702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20624344342602 is a wasteful number, since it uses less digits than its factorization.

20624344342602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3433956803.

The product of its (nonzero) digits is 1327104, while the sum is 42.

The spelling of 20624344342602 in words is "twenty trillion, six hundred twenty-four billion, three hundred forty-four million, three hundred forty-two thousand, six hundred two".