48120821902 has 4 divisors (see below), whose sum is σ = 72181232856. Its totient is φ = 24060410950.

The previous prime is 48120821873. The next prime is 48120821933. The reversal of 48120821902 is 20912802184.

It is a happy number.

48120821902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×48120821902² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12030205474 + ... + 12030205477.

It is an arithmetic number, because the mean of its divisors is an integer number (18045308214).

Almost surely, 2^48120821902 is an apocalyptic number.

48120821902 is a deficient number, since it is larger than the sum of its proper divisors (24060410954).

48120821902 is a wasteful number, since it uses less digits than its factorization.

48120821902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24060410953.

The product of its (nonzero) digits is 18432, while the sum is 37.

The spelling of 48120821902 in words is "forty-eight billion, one hundred twenty million, eight hundred twenty-one thousand, nine hundred two".