354521501652 has 12 divisors (see below), whose sum is σ = 827216837216. Its totient is φ = 118173833880.

The previous prime is 354521501639. The next prime is 354521501683. The reversal of 354521501652 is 256105125453.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 354521501652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14771729224 + ... + 14771729247.

Almost surely, 2^354521501652 is an apocalyptic number.

It is an amenable number.

354521501652 is an abundant number, since it is smaller than the sum of its proper divisors (472695335564).

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

354521501652 is a wasteful number, since it uses less digits than its factorization.

354521501652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29543458478 (or 29543458476 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 354521501652 in words is "three hundred fifty-four billion, five hundred twenty-one million, five hundred one thousand, six hundred fifty-two".