148077788 has 6 divisors (see below), whose sum is σ = 259136136. Its totient is φ = 74038892.

The previous prime is 148077781. The next prime is 148077821. The reversal of 148077788 is 887770841.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148077781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18509720 + ... + 18509727.

It is an arithmetic number, because the mean of its divisors is an integer number (43189356).

Almost surely, 2^148077788 is an apocalyptic number.

It is an amenable number.

148077788 is a deficient number, since it is larger than the sum of its proper divisors (111058348).

148077788 is a wasteful number, since it uses less digits than its factorization.

148077788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37019451 (or 37019449 counting only the distinct ones).

The product of its (nonzero) digits is 702464, while the sum is 50.

The square root of 148077788 is about 12168.7217077226. The cubic root of 148077788 is about 529.0499033948.

The spelling of 148077788 in words is "one hundred forty-eight million, seventy-seven thousand, seven hundred eighty-eight".