145211320504 has 16 divisors (see below), whose sum is σ = 272458633320. Its totient is φ = 72555684960.

The previous prime is 145211320489. The next prime is 145211320517. The reversal of 145211320504 is 405023112541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6234562 + ... + 6257809.

Almost surely, 2^145211320504 is an apocalyptic number.

It is an amenable number.

145211320504 is a deficient number, since it is larger than the sum of its proper divisors (127247312816).

145211320504 is a wasteful number, since it uses less digits than its factorization.

145211320504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12493830 (or 12493826 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 145211320504 in words is "one hundred forty-five billion, two hundred eleven million, three hundred twenty thousand, five hundred four".