62621451551 has 2 divisors, whose sum is σ = 62621451552. Its totient is φ = 62621451550.

The previous prime is 62621451509. The next prime is 62621451559. The reversal of 62621451551 is 15515412626.

62621451551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-62621451551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (62621451559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31310725775 + 31310725776.

It is an arithmetic number, because the mean of its divisors is an integer number (31310725776).

Almost surely, 2^62621451551 is an apocalyptic number.

62621451551 is a deficient number, since it is larger than the sum of its proper divisors (1).

62621451551 is an equidigital number, since it uses as much as digits as its factorization.

62621451551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72000, while the sum is 38.

The spelling of 62621451551 in words is "sixty-two billion, six hundred twenty-one million, four hundred fifty-one thousand, five hundred fifty-one".