85398955430 has 8 divisors (see below), whose sum is σ = 153718119792. Its totient is φ = 34159582168.

The previous prime is 85398955427. The next prime is 85398955441. The reversal of 85398955430 is 3455989358.

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

It is a self number, because there is not a number n which added to its sum of digits gives 85398955430.

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, 4269947762 + ... + 4269947781.

It is an arithmetic number, because the mean of its divisors is an integer number (19214764974).

Almost surely, 2^85398955430 is an apocalyptic number.

85398955430 is a deficient number, since it is larger than the sum of its proper divisors (68319164362).

85398955430 is a wasteful number, since it uses less digits than its factorization.

85398955430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8539895550.

The product of its (nonzero) digits is 23328000, while the sum is 59.

The spelling of 85398955430 in words is "eighty-five billion, three hundred ninety-eight million, nine hundred fifty-five thousand, four hundred thirty".