46128972977 has 4 divisors (see below), whose sum is σ = 48556813680. Its totient is φ = 43701132276.

The previous prime is 46128972973. The next prime is 46128973043. The reversal of 46128972977 is 77927982164.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46128972977 - 2² = 46128972973 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46128972973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1213920323 + ... + 1213920360.

It is an arithmetic number, because the mean of its divisors is an integer number (12139203420).

Almost surely, 2^46128972977 is an apocalyptic number.

It is an amenable number.

46128972977 is a deficient number, since it is larger than the sum of its proper divisors (2427840703).

46128972977 is a wasteful number, since it uses less digits than its factorization.

46128972977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2427840702.

The product of its digits is 21337344, while the sum is 62.

The spelling of 46128972977 in words is "forty-six billion, one hundred twenty-eight million, nine hundred seventy-two thousand, nine hundred seventy-seven".