154645845312 has 112 divisors (see below), whose sum is σ = 475285726592. Its totient is φ = 43460167680.

The previous prime is 154645845281. The next prime is 154645845331. The reversal of 154645845312 is 213548546451.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 861163 + ... + 1025130.

Almost surely, 2^154645845312 is an apocalyptic number.

154645845312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

154645845312 is an abundant number, since it is smaller than the sum of its proper divisors (320639881280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

154645845312 is a wasteful number, since it uses less digits than its factorization.

154645845312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1886376 (or 1886366 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 48.

The spelling of 154645845312 in words is "one hundred fifty-four billion, six hundred forty-five million, eight hundred forty-five thousand, three hundred twelve".