761634032451 has 4 divisors (see below), whose sum is σ = 1015512043272. Its totient is φ = 507756021632.

The previous prime is 761634032447. The next prime is 761634032483. The reversal of 761634032451 is 154230436167.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 761634032451 - 2² = 761634032447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (761634033451) 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 3 ways as a sum of consecutive naturals, for example, 126939005406 + ... + 126939005411.

It is an arithmetic number, because the mean of its divisors is an integer number (253878010818).

Almost surely, 2^761634032451 is an apocalyptic number.

761634032451 is a deficient number, since it is larger than the sum of its proper divisors (253878010821).

761634032451 is a wasteful number, since it uses less digits than its factorization.

761634032451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253878010820.

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 761634032451 in words is "seven hundred sixty-one billion, six hundred thirty-four million, thirty-two thousand, four hundred fifty-one".