154330671346 has 4 divisors (see below), whose sum is σ = 231496007022. Its totient is φ = 77165335672.

The previous prime is 154330671293. The next prime is 154330671359. The reversal of 154330671346 is 643176033451.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 142986078225 + 11344593121 = 378135^2 + 106511^2 .

It is a super-2 number, since 2×154330671346² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38582667835 + ... + 38582667838.

Almost surely, 2^154330671346 is an apocalyptic number.

154330671346 is a deficient number, since it is larger than the sum of its proper divisors (77165335676).

154330671346 is an equidigital number, since it uses as much as digits as its factorization.

154330671346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77165335675.

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 154330671346 in words is "one hundred fifty-four billion, three hundred thirty million, six hundred seventy-one thousand, three hundred forty-six".