155083483745501 has 4 divisors (see below), whose sum is σ = 155887025112252. Its totient is φ = 154279942378752.

The previous prime is 155083483745467. The next prime is 155083483745539. The reversal of 155083483745501 is 105547384380551.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 81995107663225 + 73088376082276 = 9055115^2 + 8549174^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-155083483745501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155083483745551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 401770683086 + ... + 401770683471.

It is an arithmetic number, because the mean of its divisors is an integer number (38971756278063).

Almost surely, 2^{155083483745501} is an apocalyptic number.

It is an amenable number.

155083483745501 is a deficient number, since it is larger than the sum of its proper divisors (803541366751).

155083483745501 is an equidigital number, since it uses as much as digits as its factorization.

155083483745501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803541366750.

The product of its (nonzero) digits is 40320000, while the sum is 59.

The spelling of 155083483745501 in words is "one hundred fifty-five trillion, eighty-three billion, four hundred eighty-three million, seven hundred forty-five thousand, five hundred one".