5415685398542 has 16 divisors (see below), whose sum is σ = 8618900809392. Its totient is φ = 2543367281280.

The previous prime is 5415685398479. The next prime is 5415685398547. The reversal of 5415685398542 is 2458935865145.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5415685398547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162187853 + ... + 162221240.

It is an arithmetic number, because the mean of its divisors is an integer number (538681300587).

Almost surely, 2^{5415685398542} is an apocalyptic number.

5415685398542 is a deficient number, since it is larger than the sum of its proper divisors (3203215410850).

5415685398542 is a wasteful number, since it uses less digits than its factorization.

5415685398542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324409603.

The product of its digits is 207360000, while the sum is 65.

The spelling of 5415685398542 in words is "five trillion, four hundred fifteen billion, six hundred eighty-five million, three hundred ninety-eight thousand, five hundred forty-two".