91412152248 has 32 divisors (see below), whose sum is σ = 228588226560. Its totient is φ = 30463004640.

The previous prime is 91412152241. The next prime is 91412152277. The reversal of 91412152248 is 84225121419.

It is a super-2 number, since 2×91412152248² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91412152241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384858 + ... + 575273.

It is an arithmetic number, because the mean of its divisors is an integer number (7143382080).

Almost surely, 2^91412152248 is an apocalyptic number.

It is an amenable number.

91412152248 is an abundant number, since it is smaller than the sum of its proper divisors (137176074312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91412152248 is a wasteful number, since it uses less digits than its factorization.

91412152248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964107 (or 964103 counting only the distinct ones).

The product of its digits is 46080, while the sum is 39.

The spelling of 91412152248 in words is "ninety-one billion, four hundred twelve million, one hundred fifty-two thousand, two hundred forty-eight".