1445710173228 has 36 divisors (see below), whose sum is σ = 3654667788408. Its totient is φ = 481872568320.

The previous prime is 1445710173227. The next prime is 1445710173293. The reversal of 1445710173228 is 8223710175441.

It is a happy number.

1445710173228 is a `hidden beast` number, since 1 + 4 + 4 + 571 + 0 + 1 + 73 + 2 + 2 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (1445710173221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 710101 + ... + 1842732.

It is an arithmetic number, because the mean of its divisors is an integer number (101518549678).

Almost surely, 2^{1445710173228} is an apocalyptic number.

1445710173228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1445710173228 is an abundant number, since it is smaller than the sum of its proper divisors (2208957615180).

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

1445710173228 is a wasteful number, since it uses less digits than its factorization.

1445710173228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2568574 (or 2568569 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The spelling of 1445710173228 in words is "one trillion, four hundred forty-five billion, seven hundred ten million, one hundred seventy-three thousand, two hundred twenty-eight".