145037616 has 40 divisors (see below), whose sum is σ = 378402864. Its totient is φ = 47865600.

The previous prime is 145037611. The next prime is 145037681. The reversal of 145037616 is 616730541.

It is not an unprimeable number, because it can be changed into a prime (145037611) 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, 10111 + ... + 19806.

Almost surely, 2^145037616 is an apocalyptic number.

145037616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

145037616 is an abundant number, since it is smaller than the sum of its proper divisors (233365248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145037616 is a wasteful number, since it uses less digits than its factorization.

145037616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30029 (or 30023 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 145037616 is about 12043.1563968920. The cubic root of 145037616 is about 525.4042129677.

The spelling of 145037616 in words is "one hundred forty-five million, thirty-seven thousand, six hundred sixteen".