149525554313 has 8 divisors (see below), whose sum is σ = 154726768200. Its totient is φ = 144327351168.

The previous prime is 149525554291. The next prime is 149525554327. The reversal of 149525554313 is 313455525941.

It can be written as a sum of positive squares in 4 ways, for example, as 551169529 + 148974384784 = 23477^2 + 385972^2 .

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 149525554313 - 2²⁴ = 149508777097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149525554813) 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, 651398 + ... + 850511.

It is an arithmetic number, because the mean of its divisors is an integer number (19340846025).

Almost surely, 2^149525554313 is an apocalyptic number.

It is an amenable number.

149525554313 is a deficient number, since it is larger than the sum of its proper divisors (5201213887).

149525554313 is a wasteful number, since it uses less digits than its factorization.

149525554313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505371.

The product of its digits is 1620000, while the sum is 47.

The spelling of 149525554313 in words is "one hundred forty-nine billion, five hundred twenty-five million, five hundred fifty-four thousand, three hundred thirteen".