42560211551 has 16 divisors (see below), whose sum is σ = 50254652448. Its totient is φ = 35533545600.

The previous prime is 42560211487. The next prime is 42560211571. The reversal of 42560211551 is 15511206524.

It is a cyclic number.

It is not a de Polignac number, because 42560211551 - 2⁶ = 42560211487 is a prime.

It is a super-2 number, since 2×42560211551² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42560211571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 727220 + ... + 783561.

It is an arithmetic number, because the mean of its divisors is an integer number (3140915778).

Almost surely, 2^42560211551 is an apocalyptic number.

42560211551 is a deficient number, since it is larger than the sum of its proper divisors (7694440897).

42560211551 is a wasteful number, since it uses less digits than its factorization.

42560211551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511002.

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 42560211551 in words is "forty-two billion, five hundred sixty million, two hundred eleven thousand, five hundred fifty-one".