1045202242520 has 32 divisors (see below), whose sum is σ = 2351762849520. Its totient is φ = 418070620800.

The previous prime is 1045202242489. The next prime is 1045202242561. The reversal of 1045202242520 is 252422025401.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1446734 + ... + 2045346.

Almost surely, 2^{1045202242520} is an apocalyptic number.

1045202242520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045202242520 is an abundant number, since it is smaller than the sum of its proper divisors (1306560607000).

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

1045202242520 is a wasteful number, since it uses less digits than its factorization.

1045202242520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642275 (or 642271 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 1045202242520 its reverse (252422025401), we get a palindrome (1297624267921).

The spelling of 1045202242520 in words is "one trillion, forty-five billion, two hundred two million, two hundred forty-two thousand, five hundred twenty".