1128410529820 has 48 divisors (see below), whose sum is σ = 2708685201600. Its totient is φ = 386812191744.

The previous prime is 1128410529817. The next prime is 1128410529823. The reversal of 1128410529820 is 289250148211.

It is an interprime number because it is at equal distance from previous prime (1128410529817) and next prime (1128410529823).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1128410529823) 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, 19956 + ... + 1502404.

It is an arithmetic number, because the mean of its divisors is an integer number (56430941700).

Almost surely, 2^{1128410529820} is an apocalyptic number.

1128410529820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1128410529820 is an abundant number, since it is smaller than the sum of its proper divisors (1580274671780).

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

1128410529820 is a wasteful number, since it uses less digits than its factorization.

1128410529820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487902 (or 1487900 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 43.

The spelling of 1128410529820 in words is "one trillion, one hundred twenty-eight billion, four hundred ten million, five hundred twenty-nine thousand, eight hundred twenty".