45267342778378 has 8 divisors (see below), whose sum is σ = 77601159048672. Its totient is φ = 19400289762156.

The previous prime is 45267342778373. The next prime is 45267342778403. The reversal of 45267342778378 is 87387724376254.

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

It is a self number, because there is not a number n which added to its sum of digits gives 45267342778378.

It is not an unprimeable number, because it can be changed into a prime (45267342778373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1616690813500 + ... + 1616690813527.

It is an arithmetic number, because the mean of its divisors is an integer number (9700144881084).

Almost surely, 2^{45267342778378} is an apocalyptic number.

45267342778378 is a deficient number, since it is larger than the sum of its proper divisors (32333816270294).

45267342778378 is a wasteful number, since it uses less digits than its factorization.

45267342778378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3233381627036.

The product of its digits is 2655313920, while the sum is 73.

It can be divided in two parts, 452673 and 42778378, that added together give a triangular number (43231051 = T₉₂₉₈).

The spelling of 45267342778378 in words is "forty-five trillion, two hundred sixty-seven billion, three hundred forty-two million, seven hundred seventy-eight thousand, three hundred seventy-eight".