54902409946 has 48 divisors (see below), whose sum is σ = 87271097760. Its totient is φ = 25899954080.

The previous prime is 54902409883. The next prime is 54902409967. The reversal of 54902409946 is 64990420945.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 54902409893 and 54902409902.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24807936 + ... + 24810148.

It is an arithmetic number, because the mean of its divisors is an integer number (1818147870).

Almost surely, 2^54902409946 is an apocalyptic number.

54902409946 is a deficient number, since it is larger than the sum of its proper divisors (32368687814).

54902409946 is a wasteful number, since it uses less digits than its factorization.

54902409946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571 (or 2548 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 52.

The spelling of 54902409946 in words is "fifty-four billion, nine hundred two million, four hundred nine thousand, nine hundred forty-six".