146038047638 has 16 divisors (see below), whose sum is σ = 256173054720. Its totient is φ = 61132205736.

The previous prime is 146038047611. The next prime is 146038047643. The reversal of 146038047638 is 836740830641.

It is a super-2 number, since 2×146038047638² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 121293458 + ... + 121294661.

It is an arithmetic number, because the mean of its divisors is an integer number (16010815920).

Almost surely, 2^146038047638 is an apocalyptic number.

146038047638 is a deficient number, since it is larger than the sum of its proper divisors (110135007082).

146038047638 is a wasteful number, since it uses less digits than its factorization.

146038047638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242588171.

The product of its (nonzero) digits is 2322432, while the sum is 50.

The spelling of 146038047638 in words is "one hundred forty-six billion, thirty-eight million, forty-seven thousand, six hundred thirty-eight".