438998146102 has 16 divisors (see below), whose sum is σ = 659489636160. Its totient is φ = 219168339712.

The previous prime is 438998146087. The next prime is 438998146121. The reversal of 438998146102 is 201641899834.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21204468 + ... + 21225160.

It is an arithmetic number, because the mean of its divisors is an integer number (41218102260).

Almost surely, 2^438998146102 is an apocalyptic number.

438998146102 is a deficient number, since it is larger than the sum of its proper divisors (220491490058).

438998146102 is a wasteful number, since it uses less digits than its factorization.

438998146102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36167.

The product of its (nonzero) digits is 2985984, while the sum is 55.

The spelling of 438998146102 in words is "four hundred thirty-eight billion, nine hundred ninety-eight million, one hundred forty-six thousand, one hundred two".