47977527730 has 32 divisors (see below), whose sum is σ = 94888221120. Its totient is φ = 17320854720.

The previous prime is 47977527713. The next prime is 47977527739. The reversal of 47977527730 is 3772577974.

It is not an unprimeable number, because it can be changed into a prime (47977527739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1553629 + ... + 1584208.

It is an arithmetic number, because the mean of its divisors is an integer number (2965256910).

Almost surely, 2^47977527730 is an apocalyptic number.

47977527730 is a deficient number, since it is larger than the sum of its proper divisors (46910693390).

47977527730 is a wasteful number, since it uses less digits than its factorization.

47977527730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3137994.

The product of its (nonzero) digits is 18151560, while the sum is 58.

The spelling of 47977527730 in words is "forty-seven billion, nine hundred seventy-seven million, five hundred twenty-seven thousand, seven hundred thirty".