354550215521253 has 16 divisors (see below), whose sum is σ = 472823016929600. Its totient is φ = 236322114102144.

The previous prime is 354550215521231. The next prime is 354550215521273. The reversal of 354550215521253 is 352125512055453.

It is not a de Polignac number, because 354550215521253 - 2²⁴ = 354550198744037 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 (354550215521273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 854556825 + ... + 854971617.

It is an arithmetic number, because the mean of its divisors is an integer number (29551438558100).

Almost surely, 2^{354550215521253} is an apocalyptic number.

It is an amenable number.

354550215521253 is a deficient number, since it is larger than the sum of its proper divisors (118272801408347).

354550215521253 is a wasteful number, since it uses less digits than its factorization.

354550215521253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467988.

The product of its (nonzero) digits is 4500000, while the sum is 48.

The spelling of 354550215521253 in words is "three hundred fifty-four trillion, five hundred fifty billion, two hundred fifteen million, five hundred twenty-one thousand, two hundred fifty-three".