148553821925 has 6 divisors (see below), whose sum is σ = 184206739218. Its totient is φ = 118843057520.

The previous prime is 148553821919. The next prime is 148553821931. The reversal of 148553821925 is 529128355841.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (148553821919) and next prime (148553821931).

It can be written as a sum of positive squares in 3 ways, for example, as 785849089 + 147767972836 = 28033^2 + 384406^2 .

It is not a de Polignac number, because 148553821925 - 2⁶ = 148553821861 is a prime.

It is a super-2 number, since 2×148553821925² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2971076414 + ... + 2971076463.

It is an arithmetic number, because the mean of its divisors is an integer number (30701123203).

Almost surely, 2^148553821925 is an apocalyptic number.

It is an amenable number.

148553821925 is a deficient number, since it is larger than the sum of its proper divisors (35652917293).

148553821925 is an equidigital number, since it uses as much as digits as its factorization.

148553821925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5942152887 (or 5942152882 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 53.

The spelling of 148553821925 in words is "one hundred forty-eight billion, five hundred fifty-three million, eight hundred twenty-one thousand, nine hundred twenty-five".