20325135153142 has 16 divisors (see below), whose sum is σ = 30656423934864. Its totient is φ = 10106328204000.

The previous prime is 20325135153091. The next prime is 20325135153173. The reversal of 20325135153142 is 24135153152302.

It is a happy number.

It is a super-2 number, since 2×20325135153142² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56720917 + ... + 57078127.

It is an arithmetic number, because the mean of its divisors is an integer number (1916026495929).

Almost surely, 2^{20325135153142} is an apocalyptic number.

20325135153142 is a deficient number, since it is larger than the sum of its proper divisors (10331288781722).

20325135153142 is a wasteful number, since it uses less digits than its factorization.

20325135153142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514575.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 20325135153142 in words is "twenty trillion, three hundred twenty-five billion, one hundred thirty-five million, one hundred fifty-three thousand, one hundred forty-two".