155767061216 has 96 divisors (see below), whose sum is σ = 333311666688. Its totient is φ = 71229150720.

The previous prime is 155767061213. The next prime is 155767061227. The reversal of 155767061216 is 612160767551.

It is a happy number.

155767061216 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155767061213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40488605 + ... + 40492451.

It is an arithmetic number, because the mean of its divisors is an integer number (3471996528).

Almost surely, 2^155767061216 is an apocalyptic number.

155767061216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155767061216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166655833344).

155767061216 is an abundant number, since it is smaller than the sum of its proper divisors (177544605472).

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

155767061216 is a wasteful number, since it uses less digits than its factorization.

155767061216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4744 (or 4736 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 47.

The spelling of 155767061216 in words is "one hundred fifty-five billion, seven hundred sixty-seven million, sixty-one thousand, two hundred sixteen".