148009903810 has 16 divisors (see below), whose sum is σ = 282089464056. Its totient is φ = 55721375488.

The previous prime is 148009903787. The next prime is 148009903831. The reversal of 148009903810 is 18309900841.

It can be written as a sum of positive squares in 4 ways, for example, as 147131314929 + 878588881 = 383577^2 + 29641^2 .

It is a super-2 number, since 2×148009903810² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435323077 + ... + 435323416.

Almost surely, 2^148009903810 is an apocalyptic number.

148009903810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148009903810 is a deficient number, since it is larger than the sum of its proper divisors (134079560246).

148009903810 is a wasteful number, since it uses less digits than its factorization.

148009903810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870646517.

The product of its (nonzero) digits is 62208, while the sum is 43.

The spelling of 148009903810 in words is "one hundred forty-eight billion, nine million, nine hundred three thousand, eight hundred ten".