355215114140 has 24 divisors (see below), whose sum is σ = 746826279360. Its totient is φ = 141919466688.

The previous prime is 355215114119. The next prime is 355215114143. The reversal of 355215114140 is 41411512553.

It is a junction number, because it is equal to n+sod(n) for n = 355215114097 and 355215114106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355215114143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10393700 + ... + 10427819.

It is an arithmetic number, because the mean of its divisors is an integer number (31117761640).

Almost surely, 2^355215114140 is an apocalyptic number.

It is an amenable number.

355215114140 is an abundant number, since it is smaller than the sum of its proper divisors (391611165220).

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

355215114140 is a wasteful number, since it uses less digits than its factorization.

355215114140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20822381 (or 20822379 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

Adding to 355215114140 its reverse (41411512553), we get a palindrome (396626626693).

The spelling of 355215114140 in words is "three hundred fifty-five billion, two hundred fifteen million, one hundred fourteen thousand, one hundred forty".