89536450394 has 4 divisors (see below), whose sum is σ = 134304675594. Its totient is φ = 44768225196.

The previous prime is 89536450387. The next prime is 89536450397. The reversal of 89536450394 is 49305463598.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 45320874769 + 44215575625 = 212887^2 + 210275^2 .

It is not an unprimeable number, because it can be changed into a prime (89536450397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22384112597 + ... + 22384112600.

Almost surely, 2^89536450394 is an apocalyptic number.

89536450394 is a deficient number, since it is larger than the sum of its proper divisors (44768225200).

89536450394 is a wasteful number, since it uses less digits than its factorization.

89536450394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44768225199.

The product of its (nonzero) digits is 13996800, while the sum is 56.

The spelling of 89536450394 in words is "eighty-nine billion, five hundred thirty-six million, four hundred fifty thousand, three hundred ninety-four".