133723140855 has 64 divisors (see below), whose sum is σ = 237890273280. Its totient is φ = 63865065600.

The previous prime is 133723140833. The next prime is 133723140877. The reversal of 133723140855 is 558041327331.

It is an interprime number because it is at equal distance from previous prime (133723140833) and next prime (133723140877).

It is not a de Polignac number, because 133723140855 - 2¹³ = 133723132663 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 203910 + ... + 555900.

It is an arithmetic number, because the mean of its divisors is an integer number (3717035520).

Almost surely, 2^133723140855 is an apocalyptic number.

133723140855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133723140855 is a deficient number, since it is larger than the sum of its proper divisors (104167132425).

133723140855 is a wasteful number, since it uses less digits than its factorization.

133723140855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352092.

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 133723140855 in words is "one hundred thirty-three billion, seven hundred twenty-three million, one hundred forty thousand, eight hundred fifty-five".