148019253446 has 8 divisors (see below), whose sum is σ = 226752899040. Its totient is φ = 72434953768.

The previous prime is 148019253439. The next prime is 148019253449. The reversal of 148019253446 is 644352910841.

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

It is a super-2 number, since 2×148019253446² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 148019253446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148019253449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 787336361 + ... + 787336548.

It is an arithmetic number, because the mean of its divisors is an integer number (28344112380).

Almost surely, 2^148019253446 is an apocalyptic number.

148019253446 is a deficient number, since it is larger than the sum of its proper divisors (78733645594).

148019253446 is a wasteful number, since it uses less digits than its factorization.

148019253446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574672958.

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 148019253446 in words is "one hundred forty-eight billion, nineteen million, two hundred fifty-three thousand, four hundred forty-six".