1145051502020 has 48 divisors (see below), whose sum is σ = 2429945995008. Its totient is φ = 453196477440.

The previous prime is 1145051502011. The next prime is 1145051502103. The reversal of 1145051502020 is 202051505411.

It is a super-2 number, since 2×1145051502020² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8842259 + ... + 8970821.

It is an arithmetic number, because the mean of its divisors is an integer number (50623874896).

Almost surely, 2^{1145051502020} is an apocalyptic number.

1145051502020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1145051502020 is an abundant number, since it is smaller than the sum of its proper divisors (1284894492988).

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

1145051502020 is a wasteful number, since it uses less digits than its factorization.

1145051502020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133260 (or 133258 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

The spelling of 1145051502020 in words is "one trillion, one hundred forty-five billion, fifty-one million, five hundred two thousand, twenty".