148404778622500 has 45 divisors (see below), whose sum is σ = 324532901893431. Its totient is φ = 59361667806000.

The previous prime is 148404778622473. The next prime is 148404778622549. The reversal of 148404778622500 is 5226877404841.

The square root of 148404778622500 is 12182150.

It is a perfect power (a square), and thus also a powerful number.

148404778622500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11634934644004 + 136769843978496 = 3411002^2 + 11694864^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 608985679 + ... + 609229321.

Almost surely, 2^{148404778622500} is an apocalyptic number.

148404778622500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148404778622500 is the 12182150-th square number.

It is an amenable number.

148404778622500 is an abundant number, since it is smaller than the sum of its proper divisors (176128123270931).

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

148404778622500 is an frugal number, since it uses more digits than its factorization.

148404778622500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487310 (or 243650 counting only the distinct ones).

The product of its (nonzero) digits is 24084480, while the sum is 58.

The spelling of 148404778622500 in words is "one hundred forty-eight trillion, four hundred four billion, seven hundred seventy-eight million, six hundred twenty-two thousand, five hundred".