7635542132551 has 2 divisors, whose sum is σ = 7635542132552. Its totient is φ = 7635542132550.

The previous prime is 7635542132501. The next prime is 7635542132563. The reversal of 7635542132551 is 1552312455367.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7635542132551 is a prime.

It is a super-2 number, since 2×7635542132551² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7635542132495 and 7635542132504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7635542132501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3817771066275 + 3817771066276.

It is an arithmetic number, because the mean of its divisors is an integer number (3817771066276).

Almost surely, 2^{7635542132551} is an apocalyptic number.

7635542132551 is a deficient number, since it is larger than the sum of its proper divisors (1).

7635542132551 is an equidigital number, since it uses as much as digits as its factorization.

7635542132551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3780000, while the sum is 49.

The spelling of 7635542132551 in words is "seven trillion, six hundred thirty-five billion, five hundred forty-two million, one hundred thirty-two thousand, five hundred fifty-one".