61190330119840 has 96 divisors (see below), whose sum is σ = 154234253283264. Its totient is φ = 22860509368320.

The previous prime is 61190330119769. The next prime is 61190330119843. The reversal of 61190330119840 is 4891103309116.

It is not an unprimeable number, because it can be changed into a prime (61190330119843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85507974 + ... + 86220613.

It is an arithmetic number, because the mean of its divisors is an integer number (1606606805034).

Almost surely, 2^{61190330119840} is an apocalyptic number.

It is an amenable number.

61190330119840 is an abundant number, since it is smaller than the sum of its proper divisors (93043923163424).

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

61190330119840 is a wasteful number, since it uses less digits than its factorization.

61190330119840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171728750 (or 171728742 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 46.

The spelling of 61190330119840 in words is "sixty-one trillion, one hundred ninety billion, three hundred thirty million, one hundred nineteen thousand, eight hundred forty".