146002578949 has 8 divisors (see below), whose sum is σ = 154772213400. Its totient is φ = 137253083136.

The previous prime is 146002578947. The next prime is 146002578979. The reversal of 146002578949 is 949875200641.

It can be written as a sum of positive squares in 4 ways, for example, as 35700213025 + 110302365924 = 188945^2 + 332118^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 146002578949 - 2¹ = 146002578947 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146002578949.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146002578947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5019724 + ... + 5048725.

It is an arithmetic number, because the mean of its divisors is an integer number (19346526675).

Almost surely, 2^146002578949 is an apocalyptic number.

It is an amenable number.

146002578949 is a deficient number, since it is larger than the sum of its proper divisors (8769634451).

146002578949 is a wasteful number, since it uses less digits than its factorization.

146002578949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10069319.

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 146002578949 in words is "one hundred forty-six billion, two million, five hundred seventy-eight thousand, nine hundred forty-nine".