153840733955 has 8 divisors (see below), whose sum is σ = 190974704400. Its totient is φ = 118828704736.

The previous prime is 153840733933. The next prime is 153840733957. The reversal of 153840733955 is 559337048351.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 153840733955 - 2¹⁰ = 153840732931 is a prime.

It is a super-4 number, since 4×153840733955⁴ (a number of 46 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 153840733897 and 153840733906.

It is not an unprimeable number, because it can be changed into a prime (153840733957) 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, 530485145 + ... + 530485434.

It is an arithmetic number, because the mean of its divisors is an integer number (23871838050).

Almost surely, 2^153840733955 is an apocalyptic number.

153840733955 is a deficient number, since it is larger than the sum of its proper divisors (37133970445).

153840733955 is a wasteful number, since it uses less digits than its factorization.

153840733955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060970613.

The product of its (nonzero) digits is 6804000, while the sum is 53.

The spelling of 153840733955 in words is "one hundred fifty-three billion, eight hundred forty million, seven hundred thirty-three thousand, nine hundred fifty-five".