145836945816 has 32 divisors (see below), whose sum is σ = 367463178240. Its totient is φ = 48229540128.

The previous prime is 145836945809. The next prime is 145836945823. The reversal of 145836945816 is 618549638541.

It is an interprime number because it is at equal distance from previous prime (145836945809) and next prime (145836945823).

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 145836945816.

It is a congruent number.

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, 23920336 + ... + 23926431.

It is an arithmetic number, because the mean of its divisors is an integer number (11483224320).

Almost surely, 2^145836945816 is an apocalyptic number.

It is an amenable number.

145836945816 is an abundant number, since it is smaller than the sum of its proper divisors (221626232424).

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

145836945816 is a wasteful number, since it uses less digits than its factorization.

145836945816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47846903 (or 47846899 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 60.

The spelling of 145836945816 in words is "one hundred forty-five billion, eight hundred thirty-six million, nine hundred forty-five thousand, eight hundred sixteen".