72625367513551 has 2 divisors, whose sum is σ = 72625367513552. Its totient is φ = 72625367513550.

The previous prime is 72625367513533. The next prime is 72625367513623. The reversal of 72625367513551 is 15531576352627.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72625367513551 - 2⁴¹ = 70426344257999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72625367510551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36312683756775 + 36312683756776.

It is an arithmetic number, because the mean of its divisors is an integer number (36312683756776).

Almost surely, 2^{72625367513551} is an apocalyptic number.

72625367513551 is a deficient number, since it is larger than the sum of its proper divisors (1).

72625367513551 is an equidigital number, since it uses as much as digits as its factorization.

72625367513551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39690000, while the sum is 58.

The spelling of 72625367513551 in words is "seventy-two trillion, six hundred twenty-five billion, three hundred sixty-seven million, five hundred thirteen thousand, five hundred fifty-one".