53546120436 has 24 divisors (see below), whose sum is σ = 125501227264. Its totient is φ = 17768666880.

The previous prime is 53546120429. The next prime is 53546120443. The reversal of 53546120436 is 63402164535.

It is an interprime number because it is at equal distance from previous prime (53546120429) and next prime (53546120443).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 53546120394 and 53546120403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10002205 + ... + 10007556.

Almost surely, 2^53546120436 is an apocalyptic number.

It is an amenable number.

53546120436 is an abundant number, since it is smaller than the sum of its proper divisors (71955106828).

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

53546120436 is a wasteful number, since it uses less digits than its factorization.

53546120436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20009991 (or 20009989 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 39.

The spelling of 53546120436 in words is "fifty-three billion, five hundred forty-six million, one hundred twenty thousand, four hundred thirty-six".