91361440262 has 16 divisors (see below), whose sum is σ = 139196743920. Its totient is φ = 44963596128.

The previous prime is 91361440253. The next prime is 91361440349. The reversal of 91361440262 is 26204416319.

It is a super-3 number, since 3×91361440262³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95837 + ... + 438072.

It is an arithmetic number, because the mean of its divisors is an integer number (8699796495).

Almost surely, 2^91361440262 is an apocalyptic number.

91361440262 is a deficient number, since it is larger than the sum of its proper divisors (47835303658).

91361440262 is a wasteful number, since it uses less digits than its factorization.

91361440262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535255.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 91361440262 in words is "ninety-one billion, three hundred sixty-one million, four hundred forty thousand, two hundred sixty-two".