42184990689709 has 24 divisors (see below), whose sum is σ = 49155535698048. Its totient is φ = 36097286248800.

The previous prime is 42184990689691. The next prime is 42184990689761. The reversal of 42184990689709 is 90798609948124.

It is not a de Polignac number, because 42184990689709 - 2²³ = 42184982301101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42184990689769) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129229672 + ... + 129555694.

It is an arithmetic number, because the mean of its divisors is an integer number (2048147320752).

Almost surely, 2^{42184990689709} is an apocalyptic number.

42184990689709 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

42184990689709 is a deficient number, since it is larger than the sum of its proper divisors (6970545008339).

42184990689709 is a wasteful number, since it uses less digits than its factorization.

42184990689709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330505 (or 330498 counting only the distinct ones).

The product of its (nonzero) digits is 564350976, while the sum is 76.

The spelling of 42184990689709 in words is "forty-two trillion, one hundred eighty-four billion, nine hundred ninety million, six hundred eighty-nine thousand, seven hundred nine".