20353400435302 has 32 divisors (see below), whose sum is σ = 35134209400320. Its totient is φ = 8745692044320.

The previous prime is 20353400435281. The next prime is 20353400435317.

20353400435302 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52389993 + ... + 52777060.

It is an arithmetic number, because the mean of its divisors is an integer number (1097944043760).

Almost surely, 2^{20353400435302} is an apocalyptic number.

20353400435302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20353400435302 is a deficient number, since it is larger than the sum of its proper divisors (14780808965018).

20353400435302 is a wasteful number, since it uses less digits than its factorization.

20353400435302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105167548.

The product of its (nonzero) digits is 129600, while the sum is 34.

It can be divided in two parts, 20353400 and 435302, that added together give a palindrome (20788702).

The spelling of 20353400435302 in words is "twenty trillion, three hundred fifty-three billion, four hundred million, four hundred thirty-five thousand, three hundred two".