10420352492 has 24 divisors (see below), whose sum is σ = 20758332672. Its totient is φ = 4530587600.

The previous prime is 10420352491. The next prime is 10420352549. The reversal of 10420352492 is 29425302401.

It is a super-2 number, since 2×10420352492² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10420352491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5147384 + ... + 5149407.

It is an arithmetic number, because the mean of its divisors is an integer number (864930528).

Almost surely, 2^10420352492 is an apocalyptic number.

It is an amenable number.

10420352492 is a deficient number, since it is larger than the sum of its proper divisors (10337980180).

10420352492 is a wasteful number, since it uses less digits than its factorization.

10420352492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10296829 (or 10296827 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 10420352492 its reverse (29425302401), we get a palindrome (39845654893).

The spelling of 10420352492 in words is "ten billion, four hundred twenty million, three hundred fifty-two thousand, four hundred ninety-two".