145631455516 has 12 divisors (see below), whose sum is σ = 254871823360. Its totient is φ = 72810934560.

The previous prime is 145631455513. The next prime is 145631455517. The reversal of 145631455516 is 615554136541.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145631455513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1129500 + ... + 1251811.

Almost surely, 2^145631455516 is an apocalyptic number.

It is an amenable number.

145631455516 is a deficient number, since it is larger than the sum of its proper divisors (109240367844).

145631455516 is a wasteful number, since it uses less digits than its factorization.

145631455516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2396604 (or 2396602 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 46.

The spelling of 145631455516 in words is "one hundred forty-five billion, six hundred thirty-one million, four hundred fifty-five thousand, five hundred sixteen".