146920423204 has 27 divisors (see below), whose sum is σ = 263288187057. Its totient is φ = 71735735904.

The previous prime is 146920423189. The next prime is 146920423231. The reversal of 146920423204 is 402324029641.

The square root of 146920423204 is 383302.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 103175864100 + 43744559104 = 321210^2 + 209152^2 .

It is a super-2 number, since 2×146920423204² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 32961744 + ... + 32966200.

Almost surely, 2^146920423204 is an apocalyptic number.

146920423204 is the 383302-nd square number.

It is an amenable number.

146920423204 is a deficient number, since it is larger than the sum of its proper divisors (116367763853).

146920423204 is an frugal number, since it uses more digits than its factorization.

146920423204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9004 (or 4502 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 146920423204 in words is "one hundred forty-six billion, nine hundred twenty million, four hundred twenty-three thousand, two hundred four".