1445025010 has 128 divisors (see below), whose sum is σ = 3243276288. Its totient is φ = 456192000.

The previous prime is 1445024983. The next prime is 1445025073. The reversal of 1445025010 is 105205441.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1639770 + ... + 1640650.

It is an arithmetic number, because the mean of its divisors is an integer number (25338096).

Almost surely, 2^1445025010 is an apocalyptic number.

1445025010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1445025010 is an abundant number, since it is smaller than the sum of its proper divisors (1798251278).

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

1445025010 is a wasteful number, since it uses less digits than its factorization.

1445025010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 1445025010 is about 38013.4845811325. The cubic root of 1445025010 is about 1130.5552417872. Note that the first 3 decimals are identical.

The spelling of 1445025010 in words is "one billion, four hundred forty-five million, twenty-five thousand, ten".