155840463416 has 32 divisors (see below), whose sum is σ = 318992688000. Its totient is φ = 70785884640.

The previous prime is 155840463409. The next prime is 155840463439. The reversal of 155840463416 is 614364048551.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509810 + ... + 756033.

It is an arithmetic number, because the mean of its divisors is an integer number (9968521500).

Almost surely, 2^155840463416 is an apocalyptic number.

It is an amenable number.

155840463416 is an abundant number, since it is smaller than the sum of its proper divisors (163152224584).

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

155840463416 is a wasteful number, since it uses less digits than its factorization.

155840463416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267259 (or 1267255 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 47.

The spelling of 155840463416 in words is "one hundred fifty-five billion, eight hundred forty million, four hundred sixty-three thousand, four hundred sixteen".