43753420355 has 8 divisors (see below), whose sum is σ = 52515953664. Its totient is φ = 34994836800.

The previous prime is 43753420331. The next prime is 43753420393. The reversal of 43753420355 is 55302435734.

43753420355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 43753420355 - 2³⁴ = 26573551171 is a prime.

It is a super-2 number, since 2×43753420355² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 963011 + ... + 1007420.

It is an arithmetic number, because the mean of its divisors is an integer number (6564494208).

Almost surely, 2^43753420355 is an apocalyptic number.

43753420355 is a deficient number, since it is larger than the sum of its proper divisors (8762533309).

43753420355 is a wasteful number, since it uses less digits than its factorization.

43753420355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1974877.

The product of its (nonzero) digits is 756000, while the sum is 41.

The spelling of 43753420355 in words is "forty-three billion, seven hundred fifty-three million, four hundred twenty thousand, three hundred fifty-five".