146378473724 has 48 divisors (see below), whose sum is σ = 312505643520. Its totient is φ = 58594777920.

The previous prime is 146378473723. The next prime is 146378473729. The reversal of 146378473724 is 427374873641.

It is a self number, because there is not a number n which added to its sum of digits gives 146378473724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146378473723) 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, 1899887 + ... + 1975430.

It is an arithmetic number, because the mean of its divisors is an integer number (6510534240).

Almost surely, 2^146378473724 is an apocalyptic number.

146378473724 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

146378473724 is an abundant number, since it is smaller than the sum of its proper divisors (166127169796).

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

146378473724 is a wasteful number, since it uses less digits than its factorization.

146378473724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3875418 (or 3875416 counting only the distinct ones).

The product of its digits is 18966528, while the sum is 56.

The spelling of 146378473724 in words is "one hundred forty-six billion, three hundred seventy-eight million, four hundred seventy-three thousand, seven hundred twenty-four".