1054445043522 has 32 divisors (see below), whose sum is σ = 2319433949952. Its totient is φ = 317541550464.

The previous prime is 1054445043521. The next prime is 1054445043529. The reversal of 1054445043522 is 2253405444501.

It is a super-2 number, since 2×1054445043522² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (1054445043521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143810443 + ... + 143817774.

It is an arithmetic number, because the mean of its divisors is an integer number (72482310936).

Almost surely, 2^{1054445043522} is an apocalyptic number.

1054445043522 is an abundant number, since it is smaller than the sum of its proper divisors (1264988906430).

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

1054445043522 is a wasteful number, since it uses less digits than its factorization.

1054445043522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287628282.

The product of its (nonzero) digits is 384000, while the sum is 39.

The spelling of 1054445043522 in words is "one trillion, fifty-four billion, four hundred forty-five million, forty-three thousand, five hundred twenty-two".