146622431554612 has 48 divisors (see below), whose sum is σ = 278347808631312. Its totient is φ = 67176986664960.

The previous prime is 146622431554601. The next prime is 146622431554661. The reversal of 146622431554612 is 216455134226641.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1722614250256 + 144899817304356 = 1312484^2 + 12037434^2 .

It is a super-2 number, since 2×146622431554612² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a self number, because there is not a number n which added to its sum of digits gives 146622431554612.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 865858912 + ... + 866028232.

It is an arithmetic number, because the mean of its divisors is an integer number (5798912679819).

Almost surely, 2^{146622431554612} is an apocalyptic number.

It is an amenable number.

146622431554612 is a deficient number, since it is larger than the sum of its proper divisors (131725377076700).

146622431554612 is a wasteful number, since it uses less digits than its factorization.

146622431554612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291028 (or 291026 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 52.

The spelling of 146622431554612 in words is "one hundred forty-six trillion, six hundred twenty-two billion, four hundred thirty-one million, five hundred fifty-four thousand, six hundred twelve".