1371420344155 has 48 divisors (see below), whose sum is σ = 1779749000640. Its totient is φ = 1012544096256.

The previous prime is 1371420344143. The next prime is 1371420344179. The reversal of 1371420344155 is 5514430241731.

It is not a de Polignac number, because 1371420344155 - 2¹⁹ = 1371419819867 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 169537351 + ... + 169545439.

It is an arithmetic number, because the mean of its divisors is an integer number (37078104180).

Almost surely, 2^{1371420344155} is an apocalyptic number.

1371420344155 is a deficient number, since it is larger than the sum of its proper divisors (408328656485).

1371420344155 is a wasteful number, since it uses less digits than its factorization.

1371420344155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9928 (or 9899 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

Adding to 1371420344155 its reverse (5514430241731), we get a palindrome (6885850585886).

The spelling of 1371420344155 in words is "one trillion, three hundred seventy-one billion, four hundred twenty million, three hundred forty-four thousand, one hundred fifty-five".