155406246166016 has 20 divisors (see below), whose sum is σ = 310508964508512. Its totient is φ = 77703123082752.

The previous prime is 155406246166013. The next prime is 155406246166049. The reversal of 155406246166016 is 610661642604551.

It is a super-2 number, since 2×155406246166016² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155406246166013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151763911760 + ... + 151763912783.

Almost surely, 2^{155406246166016} is an apocalyptic number.

155406246166016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

155406246166016 is a deficient number, since it is larger than the sum of its proper divisors (155102718342496).

155406246166016 is an frugal number, since it uses more digits than its factorization.

155406246166016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303527824561 (or 303527824545 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 155406246166016 in words is "one hundred fifty-five trillion, four hundred six billion, two hundred forty-six million, one hundred sixty-six thousand, sixteen".