59749744421 has 4 divisors (see below), whose sum is σ = 59971862700. Its totient is φ = 59527626144.

The previous prime is 59749744393. The next prime is 59749744423. The reversal of 59749744421 is 12444794795.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29468872225 + 30280872196 = 171665^2 + 174014^2 .

It is a cyclic number.

It is not a de Polignac number, because 59749744421 - 2⁶ = 59749744357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (59749744423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111058736 + ... + 111059273.

It is an arithmetic number, because the mean of its divisors is an integer number (14992965675).

Almost surely, 2^59749744421 is an apocalyptic number.

It is an amenable number.

59749744421 is a deficient number, since it is larger than the sum of its proper divisors (222118279).

59749744421 is a wasteful number, since it uses less digits than its factorization.

59749744421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222118278.

The product of its digits is 10160640, while the sum is 56.

The spelling of 59749744421 in words is "fifty-nine billion, seven hundred forty-nine million, seven hundred forty-four thousand, four hundred twenty-one".