145515743740956 has 24 divisors (see below), whose sum is σ = 339541393026304. Its totient is φ = 48504582537840.

The previous prime is 145515743740901. The next prime is 145515743740963. The reversal of 145515743740956 is 659047347515541.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82260340 + ... + 84010683.

Almost surely, 2^{145515743740956} is an apocalyptic number.

It is an amenable number.

145515743740956 is an abundant number, since it is smaller than the sum of its proper divisors (194025649285348).

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

145515743740956 is a wasteful number, since it uses less digits than its factorization.

145515743740956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166343961 (or 166343959 counting only the distinct ones).

The product of its (nonzero) digits is 317520000, while the sum is 66.

The spelling of 145515743740956 in words is "one hundred forty-five trillion, five hundred fifteen billion, seven hundred forty-three million, seven hundred forty thousand, nine hundred fifty-six".