7629854796961 has 4 divisors (see below), whose sum is σ = 7631415418500. Its totient is φ = 7628294175424.

The previous prime is 7629854796869. The next prime is 7629854796973. The reversal of 7629854796961 is 1696974589267.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2763224667025 + 4866630129936 = 1662295^2 + 2206044^2 .

It is a cyclic number.

It is not a de Polignac number, because 7629854796961 - 2²⁹ = 7629317926049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7629854796061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 780303436 + ... + 780313213.

It is an arithmetic number, because the mean of its divisors is an integer number (1907853854625).

Almost surely, 2^{7629854796961} is an apocalyptic number.

It is an amenable number.

7629854796961 is a deficient number, since it is larger than the sum of its proper divisors (1560621539).

7629854796961 is a wasteful number, since it uses less digits than its factorization.

7629854796961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560621538.

The product of its digits is 2469035520, while the sum is 79.

The spelling of 7629854796961 in words is "seven trillion, six hundred twenty-nine billion, eight hundred fifty-four million, seven hundred ninety-six thousand, nine hundred sixty-one".