155485943001 has 12 divisors (see below), whose sum is σ = 224594850480. Its totient is φ = 103655428920.

The previous prime is 155485942921. The next prime is 155485943027. The reversal of 155485943001 is 100349584551.

It is a happy number.

155485943001 is a `hidden beast` number, since 1 + 5 + 54 + 8 + 594 + 3 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 155485943001 - 2¹⁵ = 155485910233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (155485943071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 532066 + ... + 770756.

It is an arithmetic number, because the mean of its divisors is an integer number (18716237540).

Almost surely, 2^155485943001 is an apocalyptic number.

It is an amenable number.

155485943001 is a deficient number, since it is larger than the sum of its proper divisors (69108907479).

155485943001 is a wasteful number, since it uses less digits than its factorization.

155485943001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311076 (or 311073 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 155485943001 in words is "one hundred fifty-five billion, four hundred eighty-five million, nine hundred forty-three thousand, one".