20453354015462 has 32 divisors (see below), whose sum is σ = 31970586055680. Its totient is φ = 9802788611040.

The previous prime is 20453354015461. The next prime is 20453354015467. The reversal of 20453354015462 is 26451045335402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20453354015461) 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, 43677548 + ... + 44143344.

It is an arithmetic number, because the mean of its divisors is an integer number (999080814240).

Almost surely, 2^{20453354015462} is an apocalyptic number.

20453354015462 is a deficient number, since it is larger than the sum of its proper divisors (11517232040218).

20453354015462 is a wasteful number, since it uses less digits than its factorization.

20453354015462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472556.

The product of its (nonzero) digits is 1728000, while the sum is 44.

The spelling of 20453354015462 in words is "twenty trillion, four hundred fifty-three billion, three hundred fifty-four million, fifteen thousand, four hundred sixty-two".