20355153053451 has 16 divisors (see below), whose sum is σ = 27144697681920. Its totient is φ = 13567855466880.

The previous prime is 20355153053203. The next prime is 20355153053479. The reversal of 20355153053451 is 15435035155302.

It is not a de Polignac number, because 20355153053451 - 2⁹ = 20355153052939 is a prime.

It is a super-3 number, since 3×20355153053451³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (20355153053551) 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, 790202310 + ... + 790228068.

It is an arithmetic number, because the mean of its divisors is an integer number (1696543605120).

Almost surely, 2^{20355153053451} is an apocalyptic number.

20355153053451 is a deficient number, since it is larger than the sum of its proper divisors (6789544628469).

20355153053451 is a wasteful number, since it uses less digits than its factorization.

20355153053451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59146.

The product of its (nonzero) digits is 675000, while the sum is 42.

The spelling of 20355153053451 in words is "twenty trillion, three hundred fifty-five billion, one hundred fifty-three million, fifty-three thousand, four hundred fifty-one".