23148031492 has 6 divisors (see below), whose sum is σ = 40509055118. Its totient is φ = 11574015744.

The previous prime is 23148031471. The next prime is 23148031541. The reversal of 23148031492 is 29413084132.

It can be written as a sum of positive squares in only one way, i.e., 22489801156 + 658230336 = 149966^2 + 25656^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2893503933 + ... + 2893503940.

Almost surely, 2^23148031492 is an apocalyptic number.

It is an amenable number.

23148031492 is a deficient number, since it is larger than the sum of its proper divisors (17361023626).

23148031492 is a wasteful number, since it uses less digits than its factorization.

23148031492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5787007877 (or 5787007875 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 23148031492 in words is "twenty-three billion, one hundred forty-eight million, thirty-one thousand, four hundred ninety-two".