43530462072 has 112 divisors (see below), whose sum is σ = 129572177040. Its totient is φ = 13656584448.

The previous prime is 43530462047. The next prime is 43530462077. The reversal of 43530462072 is 27026403534.

It is a super-2 number, since 2×43530462072² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43530462077) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 120388 + ... + 318675.

Almost surely, 2^43530462072 is an apocalyptic number.

It is an amenable number.

43530462072 is an abundant number, since it is smaller than the sum of its proper divisors (86041714968).

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

43530462072 is a wasteful number, since it uses less digits than its factorization.

43530462072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439104 (or 439085 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The spelling of 43530462072 in words is "forty-three billion, five hundred thirty million, four hundred sixty-two thousand, seventy-two".