91464551006 has 8 divisors (see below), whose sum is σ = 138070692120. Its totient is φ = 45440986968.

The previous prime is 91464550999. The next prime is 91464551027. The reversal of 91464551006 is 60015546419.

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

It is a super-2 number, since 2×91464551006² (a number of 23 digits) contains 22 as substring.

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, 145643876 + ... + 145644503.

It is an arithmetic number, because the mean of its divisors is an integer number (17258836515).

Almost surely, 2^91464551006 is an apocalyptic number.

91464551006 is a deficient number, since it is larger than the sum of its proper divisors (46606141114).

91464551006 is a wasteful number, since it uses less digits than its factorization.

91464551006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291288538.

The product of its (nonzero) digits is 129600, while the sum is 41.

The spelling of 91464551006 in words is "ninety-one billion, four hundred sixty-four million, five hundred fifty-one thousand, six".