354155685340 has 12 divisors (see below), whose sum is σ = 743726939256. Its totient is φ = 141662274128.

The previous prime is 354155685337. The next prime is 354155685349. The reversal of 354155685340 is 43586551453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354155685349) 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, 8853892114 + ... + 8853892153.

It is an arithmetic number, because the mean of its divisors is an integer number (61977244938).

Almost surely, 2^354155685340 is an apocalyptic number.

It is an amenable number.

354155685340 is an abundant number, since it is smaller than the sum of its proper divisors (389571253916).

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

354155685340 is a wasteful number, since it uses less digits than its factorization.

354155685340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17707784276 (or 17707784274 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 49.

The spelling of 354155685340 in words is "three hundred fifty-four billion, one hundred fifty-five million, six hundred eighty-five thousand, three hundred forty".