45802867821 has 16 divisors (see below), whose sum is σ = 61179601728. Its totient is φ = 30480739200.

The previous prime is 45802867819. The next prime is 45802867837. The reversal of 45802867821 is 12876820854.

It is not a de Polignac number, because 45802867821 - 2¹ = 45802867819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45802867861) 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, 4677951 + ... + 4687731.

It is an arithmetic number, because the mean of its divisors is an integer number (3823725108).

Almost surely, 2^45802867821 is an apocalyptic number.

It is an amenable number.

45802867821 is a deficient number, since it is larger than the sum of its proper divisors (15376733907).

45802867821 is a wasteful number, since it uses less digits than its factorization.

45802867821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12412.

The product of its (nonzero) digits is 1720320, while the sum is 51.

The spelling of 45802867821 in words is "forty-five billion, eight hundred two million, eight hundred sixty-seven thousand, eight hundred twenty-one".