87803473436438 has 8 divisors (see below), whose sum is σ = 132173911971000. Its totient is φ = 43745502779440.

The previous prime is 87803473436353. The next prime is 87803473436447. The reversal of 87803473436438 is 83463437430878.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×87803473436438² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78116968688 + ... + 78116969811.

It is an arithmetic number, because the mean of its divisors is an integer number (16521738996375).

Almost surely, 2^{87803473436438} is an apocalyptic number.

87803473436438 is a deficient number, since it is larger than the sum of its proper divisors (44370438534562).

87803473436438 is a wasteful number, since it uses less digits than its factorization.

87803473436438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156233938782.

The product of its (nonzero) digits is 780337152, while the sum is 68.

The spelling of 87803473436438 in words is "eighty-seven trillion, eight hundred three billion, four hundred seventy-three million, four hundred thirty-six thousand, four hundred thirty-eight".