10420045142 has 16 divisors (see below), whose sum is σ = 16889841360. Its totient is φ = 4792834272.

The previous prime is 10420045123. The next prime is 10420045171. The reversal of 10420045142 is 24154002401.

It is a super-2 number, since 2×10420045142² (a number of 21 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, 676292 + ... + 691527.

It is an arithmetic number, because the mean of its divisors is an integer number (1055615085).

Almost surely, 2^10420045142 is an apocalyptic number.

10420045142 is a deficient number, since it is larger than the sum of its proper divisors (6469796218).

10420045142 is a wasteful number, since it uses less digits than its factorization.

10420045142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368127.

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 10420045142 its reverse (24154002401), we get a palindrome (34574047543).

The spelling of 10420045142 in words is "ten billion, four hundred twenty million, forty-five thousand, one hundred forty-two".