146148502499 has 16 divisors (see below), whose sum is σ = 151421375520. Its totient is φ = 140950368000.

The previous prime is 146148502483. The next prime is 146148502541. The reversal of 146148502499 is 994205841641.

It is a cyclic number.

It is not a de Polignac number, because 146148502499 - 2⁴ = 146148502483 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 146148502499.

It is not an unprimeable number, because it can be changed into a prime (146148502099) 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, 2037749 + ... + 2108249.

It is an arithmetic number, because the mean of its divisors is an integer number (9463835970).

Almost surely, 2^146148502499 is an apocalyptic number.

146148502499 is a deficient number, since it is larger than the sum of its proper divisors (5272873021).

146148502499 is a wasteful number, since it uses less digits than its factorization.

146148502499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71030.

The product of its (nonzero) digits is 2488320, while the sum is 53.

The spelling of 146148502499 in words is "one hundred forty-six billion, one hundred forty-eight million, five hundred two thousand, four hundred ninety-nine".