1445377255942 has 8 divisors (see below), whose sum is σ = 2295599171256. Its totient is φ = 680177532192.

The previous prime is 1445377255921. The next prime is 1445377255961. The reversal of 1445377255942 is 2495527735441.

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, 21255547848 + ... + 21255547915.

It is an arithmetic number, because the mean of its divisors is an integer number (286949896407).

Almost surely, 2^{1445377255942} is an apocalyptic number.

1445377255942 is a deficient number, since it is larger than the sum of its proper divisors (850221915314).

1445377255942 is a wasteful number, since it uses less digits than its factorization.

1445377255942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42511095782.

The product of its digits is 42336000, while the sum is 58.

The spelling of 1445377255942 in words is "one trillion, four hundred forty-five billion, three hundred seventy-seven million, two hundred fifty-five thousand, nine hundred forty-two".