320154550652 has 48 divisors (see below), whose sum is σ = 591872601600. Its totient is φ = 151109038080.

The previous prime is 320154550631. The next prime is 320154550687. The reversal of 320154550652 is 256055451023.

It is a Harshad number since it is a multiple of its sum of digits (38).

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, 83742413 + ... + 83746235.

It is an arithmetic number, because the mean of its divisors is an integer number (12330679200).

Almost surely, 2^320154550652 is an apocalyptic number.

It is an amenable number.

320154550652 is a deficient number, since it is larger than the sum of its proper divisors (271718050948).

320154550652 is a wasteful number, since it uses less digits than its factorization.

320154550652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7506 (or 7504 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 320154550652 in words is "three hundred twenty billion, one hundred fifty-four million, five hundred fifty thousand, six hundred fifty-two".