146506380551 has 16 divisors (see below), whose sum is σ = 150899328000. Its totient is φ = 142170075168.

The previous prime is 146506380533. The next prime is 146506380557. The reversal of 146506380551 is 155083605641.

146506380551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 146506380551 - 2¹⁴ = 146506364167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146506380557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3924110 + ... + 3961268.

It is an arithmetic number, because the mean of its divisors is an integer number (9431208000).

Almost surely, 2^146506380551 is an apocalyptic number.

146506380551 is a deficient number, since it is larger than the sum of its proper divisors (4392947449).

146506380551 is a wasteful number, since it uses less digits than its factorization.

146506380551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37918.

The product of its (nonzero) digits is 432000, while the sum is 44.

The spelling of 146506380551 in words is "one hundred forty-six billion, five hundred six million, three hundred eighty thousand, five hundred fifty-one".