89629019501906 has 8 divisors (see below), whose sum is σ = 142351972150140. Its totient is φ = 42178362118528.

The previous prime is 89629019501887. The next prime is 89629019501927. The reversal of 89629019501906 is 60910591092698.

It can be written as a sum of positive squares in 2 ways, for example, as 85492306902025 + 4136712599881 = 9246205^2 + 2033891^2 .

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

It is a super-2 number, since 2×89629019501906² (a number of 29 digits) contains 22 as substring.

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, 1318073816171 + ... + 1318073816238.

Almost surely, 2^{89629019501906} is an apocalyptic number.

89629019501906 is a deficient number, since it is larger than the sum of its proper divisors (52722952648234).

89629019501906 is a wasteful number, since it uses less digits than its factorization.

89629019501906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2636147632428.

The product of its (nonzero) digits is 18895680, while the sum is 65.

The spelling of 89629019501906 in words is "eighty-nine trillion, six hundred twenty-nine billion, nineteen million, five hundred one thousand, nine hundred six".