4921842712392 has 24 divisors (see below), whose sum is σ = 13329990679590. Its totient is φ = 1640614237440.

The previous prime is 4921842712363. The next prime is 4921842712393. The reversal of 4921842712392 is 2932172481294.

4921842712392 is a `hidden beast` number, since 4 + 9 + 2 + 1 + 8 + 427 + 123 + 92 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4270777695396 + 651065016996 = 2066586^2 + 806886^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (4921842712393) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34179463209 + ... + 34179463352.

Almost surely, 2^{4921842712392} is an apocalyptic number.

It is an amenable number.

4921842712392 is an abundant number, since it is smaller than the sum of its proper divisors (8408147967198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4921842712392 is a wasteful number, since it uses less digits than its factorization.

4921842712392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68358926573 (or 68358926566 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The spelling of 4921842712392 in words is "four trillion, nine hundred twenty-one billion, eight hundred forty-two million, seven hundred twelve thousand, three hundred ninety-two".