20455650047462 has 8 divisors (see below), whose sum is σ = 35066828652816. Its totient is φ = 8766707163192.

The previous prime is 20455650047461. The next prime is 20455650047477. The reversal of 20455650047462 is 26474005655402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20455650047462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20455650047461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 730558930253 + ... + 730558930280.

It is an arithmetic number, because the mean of its divisors is an integer number (4383353581602).

Almost surely, 2^{20455650047462} is an apocalyptic number.

20455650047462 is a deficient number, since it is larger than the sum of its proper divisors (14611178605354).

20455650047462 is a wasteful number, since it uses less digits than its factorization.

20455650047462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461117860542.

The product of its (nonzero) digits is 8064000, while the sum is 50.

The spelling of 20455650047462 in words is "twenty trillion, four hundred fifty-five billion, six hundred fifty million, forty-seven thousand, four hundred sixty-two".