1152423661730 has 32 divisors (see below), whose sum is σ = 2335939112448. Its totient is φ = 405544982400.

The previous prime is 1152423661729. The next prime is 1152423661733. The reversal of 1152423661730 is 371663242511.

It is a super-2 number, since 2×1152423661730² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1152423661733) 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, 168973667 + ... + 168980486.

It is an arithmetic number, because the mean of its divisors is an integer number (72998097264).

Almost surely, 2^{1152423661730} is an apocalyptic number.

1152423661730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1152423661730 is an abundant number, since it is smaller than the sum of its proper divisors (1183515450718).

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

1152423661730 is a wasteful number, since it uses less digits than its factorization.

1152423661730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337954202.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 1152423661730 in words is "one trillion, one hundred fifty-two billion, four hundred twenty-three million, six hundred sixty-one thousand, seven hundred thirty".