91412659432 has 8 divisors (see below), whose sum is σ = 171398736450. Its totient is φ = 45706329712.

The previous prime is 91412659423. The next prime is 91412659463. The reversal of 91412659432 is 23495621419.

It can be written as a sum of positive squares in only one way, i.e., 82422964836 + 8989694596 = 287094^2 + 94814^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×91412659432³ (a number of 34 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5713291207 + ... + 5713291222.

Almost surely, 2^91412659432 is an apocalyptic number.

It is an amenable number.

91412659432 is a deficient number, since it is larger than the sum of its proper divisors (79986077018).

91412659432 is a wasteful number, since it uses less digits than its factorization.

91412659432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11426582435 (or 11426582431 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The spelling of 91412659432 in words is "ninety-one billion, four hundred twelve million, six hundred fifty-nine thousand, four hundred thirty-two".