146326390947 has 32 divisors (see below), whose sum is σ = 236514432000. Its totient is φ = 88672410720.

The previous prime is 146326390921. The next prime is 146326390961. The reversal of 146326390947 is 749093623641.

It is a happy number.

146326390947 is a `hidden beast` number, since 1 + 463 + 2 + 6 + 3 + 90 + 94 + 7 = 666.

It is not a de Polignac number, because 146326390947 - 2¹² = 146326386851 is a prime.

It is a super-2 number, since 2×146326390947² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 146326390893 and 146326390902.

It is not an unprimeable number, because it can be changed into a prime (146326390907) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3136629 + ... + 3182937.

It is an arithmetic number, because the mean of its divisors is an integer number (7391076000).

Almost surely, 2^146326390947 is an apocalyptic number.

146326390947 is a deficient number, since it is larger than the sum of its proper divisors (90188041053).

146326390947 is a wasteful number, since it uses less digits than its factorization.

146326390947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56968 (or 56962 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 54.

The spelling of 146326390947 in words is "one hundred forty-six billion, three hundred twenty-six million, three hundred ninety thousand, nine hundred forty-seven".