147155721650544 has 80 divisors (see below), whose sum is σ = 380490005250720. Its totient is φ = 49008341591040.

The previous prime is 147155721650519. The next prime is 147155721650573. The reversal of 147155721650544 is 445056127551741.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 410607622 + ... + 410965850.

It is an arithmetic number, because the mean of its divisors is an integer number (4756125065634).

Almost surely, 2^{147155721650544} is an apocalyptic number.

It is an amenable number.

147155721650544 is an abundant number, since it is smaller than the sum of its proper divisors (233334283600176).

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

147155721650544 is a wasteful number, since it uses less digits than its factorization.

147155721650544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365818 (or 365812 counting only the distinct ones).

The product of its (nonzero) digits is 23520000, while the sum is 57.

The spelling of 147155721650544 in words is "one hundred forty-seven trillion, one hundred fifty-five billion, seven hundred twenty-one million, six hundred fifty thousand, five hundred forty-four".