91051452062 has 4 divisors (see below), whose sum is σ = 136577178096. Its totient is φ = 45525726030.

The previous prime is 91051452061. The next prime is 91051452067. The reversal of 91051452062 is 26025415019.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91051452061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22762863014 + ... + 22762863017.

It is an arithmetic number, because the mean of its divisors is an integer number (34144294524).

Almost surely, 2^91051452062 is an apocalyptic number.

91051452062 is a deficient number, since it is larger than the sum of its proper divisors (45525726034).

91051452062 is a wasteful number, since it uses less digits than its factorization.

91051452062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45525726033.

The product of its (nonzero) digits is 21600, while the sum is 35.

The spelling of 91051452062 in words is "ninety-one billion, fifty-one million, four hundred fifty-two thousand, sixty-two".