67553742031 has 16 divisors (see below), whose sum is σ = 68842288800. Its totient is φ = 66279491200.

The previous prime is 67553742017. The next prime is 67553742043. The reversal of 67553742031 is 13024735576.

It is not a de Polignac number, because 67553742031 - 2¹¹ = 67553739983 is a prime.

It is a super-2 number, since 2×67553742031² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67553740031) 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, 6661641 + ... + 6671773.

It is an arithmetic number, because the mean of its divisors is an integer number (4302643050).

Almost surely, 2^67553742031 is an apocalyptic number.

67553742031 is a deficient number, since it is larger than the sum of its proper divisors (1288546769).

67553742031 is a wasteful number, since it uses less digits than its factorization.

67553742031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10826.

The product of its (nonzero) digits is 529200, while the sum is 43.

The spelling of 67553742031 in words is "sixty-seven billion, five hundred fifty-three million, seven hundred forty-two thousand, thirty-one".