148782813499 has 8 divisors (see below), whose sum is σ = 149930142912. Its totient is φ = 147638786880.

The previous prime is 148782813479. The next prime is 148782813503. The reversal of 148782813499 is 994318287841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 148782813499 - 2¹⁷ = 148782682427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 148782813499.

It is not an unprimeable number, because it can be changed into a prime (148782813419) 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, 735219 + ... + 915484.

It is an arithmetic number, because the mean of its divisors is an integer number (18741267864).

Almost surely, 2^148782813499 is an apocalyptic number.

148782813499 is a deficient number, since it is larger than the sum of its proper divisors (1147329413).

148782813499 is a wasteful number, since it uses less digits than its factorization.

148782813499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651397.

The product of its digits is 27869184, while the sum is 64.

The spelling of 148782813499 in words is "one hundred forty-eight billion, seven hundred eighty-two million, eight hundred thirteen thousand, four hundred ninety-nine".