20142030345454 has 16 divisors (see below), whose sum is σ = 30218385493296. Its totient is φ = 10069235352000.

The previous prime is 20142030345431. The next prime is 20142030345473. The reversal of 20142030345454 is 45454303024102.

It is a super-2 number, since 2×20142030345454² (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, 349410474 + ... + 349468114.

It is an arithmetic number, because the mean of its divisors is an integer number (1888649093331).

Almost surely, 2^{20142030345454} is an apocalyptic number.

20142030345454 is a deficient number, since it is larger than the sum of its proper divisors (10076355147842).

20142030345454 is a wasteful number, since it uses less digits than its factorization.

20142030345454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85491.

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 20142030345454 its reverse (45454303024102), we get a palindrome (65596333369556).

The spelling of 20142030345454 in words is "twenty trillion, one hundred forty-two billion, thirty million, three hundred forty-five thousand, four hundred fifty-four".