148815405456 has 80 divisors (see below), whose sum is σ = 389308677888. Its totient is φ = 48979584000.

The previous prime is 148815405451. The next prime is 148815405457. The reversal of 148815405456 is 654504518841.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 148815405399 and 148815405408.

It is not an unprimeable number, because it can be changed into a prime (148815405451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1737396 + ... + 1821036.

Almost surely, 2^148815405456 is an apocalyptic number.

148815405456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 148815405456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194654338944).

148815405456 is an abundant number, since it is smaller than the sum of its proper divisors (240493272432).

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

148815405456 is a wasteful number, since it uses less digits than its factorization.

148815405456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84120 (or 84114 counting only the distinct ones).

The product of its (nonzero) digits is 3072000, while the sum is 51.

The spelling of 148815405456 in words is "one hundred forty-eight billion, eight hundred fifteen million, four hundred five thousand, four hundred fifty-six".