47987340402 has 32 divisors (see below), whose sum is σ = 98583365952. Its totient is φ = 15561129024.

The previous prime is 47987340319. The next prime is 47987340407. The reversal of 47987340402 is 20404378974.

It is not an unprimeable number, because it can be changed into a prime (47987340407) 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, 2074633 + ... + 2097635.

It is an arithmetic number, because the mean of its divisors is an integer number (3080730186).

Almost surely, 2^47987340402 is an apocalyptic number.

47987340402 is an abundant number, since it is smaller than the sum of its proper divisors (50596025550).

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

47987340402 is a wasteful number, since it uses less digits than its factorization.

47987340402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32442.

The product of its (nonzero) digits is 1354752, while the sum is 48.

The spelling of 47987340402 in words is "forty-seven billion, nine hundred eighty-seven million, three hundred forty thousand, four hundred two".