43907954628 has 24 divisors (see below), whose sum is σ = 103065383232. Its totient is φ = 14548343584.

The previous prime is 43907954627. The next prime is 43907954653. The reversal of 43907954628 is 82645970934.

43907954628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43907954628² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43907954621) 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, 10953075 + ... + 10957082.

It is an arithmetic number, because the mean of its divisors is an integer number (4294390968).

Almost surely, 2^43907954628 is an apocalyptic number.

It is an amenable number.

43907954628 is an abundant number, since it is smaller than the sum of its proper divisors (59157428604).

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

43907954628 is a wasteful number, since it uses less digits than its factorization.

43907954628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21910331 (or 21910329 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 57.

The spelling of 43907954628 in words is "forty-three billion, nine hundred seven million, nine hundred fifty-four thousand, six hundred twenty-eight".