2045251012342 has 8 divisors (see below), whose sum is σ = 3133150487136. Its totient is φ = 1000867516632.

The previous prime is 2045251012339. The next prime is 2045251012367. The reversal of 2045251012342 is 2432101525402.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10878994653 + ... + 10878994840.

It is an arithmetic number, because the mean of its divisors is an integer number (391643810892).

Almost surely, 2^{2045251012342} is an apocalyptic number.

2045251012342 is a deficient number, since it is larger than the sum of its proper divisors (1087899474794).

2045251012342 is a wasteful number, since it uses less digits than its factorization.

2045251012342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21757989542.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 2045251012342 its reverse (2432101525402), we get a palindrome (4477352537744).

The spelling of 2045251012342 in words is "two trillion, forty-five billion, two hundred fifty-one million, twelve thousand, three hundred forty-two".