10273721442 has 64 divisors (see below), whose sum is σ = 21218402304. Its totient is φ = 3314868480.

The previous prime is 10273721441. The next prime is 10273721449. The reversal of 10273721442 is 24412737201.

It is not an unprimeable number, because it can be changed into a prime (10273721441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16925103 + ... + 16925709.

It is an arithmetic number, because the mean of its divisors is an integer number (331537536).

Almost surely, 2^10273721442 is an apocalyptic number.

10273721442 is an abundant number, since it is smaller than the sum of its proper divisors (10944680862).

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

10273721442 is a wasteful number, since it uses less digits than its factorization.

10273721442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343.

The product of its (nonzero) digits is 18816, while the sum is 33.

The spelling of 10273721442 in words is "ten billion, two hundred seventy-three million, seven hundred twenty-one thousand, four hundred forty-two".