77001407007 has 8 divisors (see below), whose sum is σ = 117335477376. Its totient is φ = 44000803992.

The previous prime is 77001406997. The next prime is 77001407009. The reversal of 77001407007 is 70070410077.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 77001407007 - 2¹⁰ = 77001405983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77001407009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1833366813 + ... + 1833366854.

It is an arithmetic number, because the mean of its divisors is an integer number (14666934672).

Almost surely, 2^77001407007 is an apocalyptic number.

77001407007 is a deficient number, since it is larger than the sum of its proper divisors (40334070369).

77001407007 is a wasteful number, since it uses less digits than its factorization.

77001407007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666733677.

The product of its (nonzero) digits is 9604, while the sum is 33.

The spelling of 77001407007 in words is "seventy-seven billion, one million, four hundred seven thousand, seven".