83498689438 has 8 divisors (see below), whose sum is σ = 132615565632. Its totient is φ = 39293500896.

The previous prime is 83498689429. The next prime is 83498689447.

83498689438 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (83498689429) and next prime (83498689447).

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

It is a super-2 number, since 2×83498689438² (a number of 23 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, 1227921870 + ... + 1227921937.

It is an arithmetic number, because the mean of its divisors is an integer number (16576945704).

Almost surely, 2^83498689438 is an apocalyptic number.

83498689438 is a deficient number, since it is larger than the sum of its proper divisors (49116876194).

83498689438 is a wasteful number, since it uses less digits than its factorization.

83498689438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2455843826.

The product of its digits is 286654464, while the sum is 70.

The spelling of 83498689438 in words is "eighty-three billion, four hundred ninety-eight million, six hundred eighty-nine thousand, four hundred thirty-eight".