146215140919 has 16 divisors (see below), whose sum is σ = 156242592000. Its totient is φ = 136526261760.

The previous prime is 146215140881. The next prime is 146215140937. The reversal of 146215140919 is 919041512641.

It is a happy number.

It is not a de Polignac number, because 146215140919 - 2¹¹ = 146215138871 is a prime.

It is a super-2 number, since 2×146215140919² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146215140949) 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, 1283997 + ... + 1393225.

It is an arithmetic number, because the mean of its divisors is an integer number (9765162000).

Almost surely, 2^146215140919 is an apocalyptic number.

146215140919 is a deficient number, since it is larger than the sum of its proper divisors (10027451081).

146215140919 is a wasteful number, since it uses less digits than its factorization.

146215140919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110778.

The product of its (nonzero) digits is 77760, while the sum is 43.

The spelling of 146215140919 in words is "one hundred forty-six billion, two hundred fifteen million, one hundred forty thousand, nine hundred nineteen".