52401011939 has 16 divisors (see below), whose sum is σ = 55702442880. Its totient is φ = 49124296320.

The previous prime is 52401011933. The next prime is 52401011947. The reversal of 52401011939 is 93911010425.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 52401011939 - 2³² = 48106044643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52401011899 and 52401011908.

It is not an unprimeable number, because it can be changed into a prime (52401011933) 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, 4859624 + ... + 4870394.

It is an arithmetic number, because the mean of its divisors is an integer number (3481402680).

Almost surely, 2^52401011939 is an apocalyptic number.

52401011939 is a deficient number, since it is larger than the sum of its proper divisors (3301430941).

52401011939 is a wasteful number, since it uses less digits than its factorization.

52401011939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11890.

The product of its (nonzero) digits is 9720, while the sum is 35.

The spelling of 52401011939 in words is "fifty-two billion, four hundred one million, eleven thousand, nine hundred thirty-nine".