145146913945 has 8 divisors (see below), whose sum is σ = 190010505600. Its totient is φ = 105561391920.

The previous prime is 145146913931. The next prime is 145146914021. The reversal of 145146913945 is 549319641541.

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

It is not a de Polignac number, because 145146913945 - 2⁷ = 145146913817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145146913892 and 145146913901.

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, 1319517345 + ... + 1319517454.

It is an arithmetic number, because the mean of its divisors is an integer number (23751313200).

Almost surely, 2^145146913945 is an apocalyptic number.

It is an amenable number.

145146913945 is a deficient number, since it is larger than the sum of its proper divisors (44863591655).

145146913945 is a wasteful number, since it uses less digits than its factorization.

145146913945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639034815.

The product of its digits is 2332800, while the sum is 52.

The spelling of 145146913945 in words is "one hundred forty-five billion, one hundred forty-six million, nine hundred thirteen thousand, nine hundred forty-five".