77207614142 has 8 divisors (see below), whose sum is σ = 115949458800. Its totient is φ = 38557794544.

The previous prime is 77207614139. The next prime is 77207614189. The reversal of 77207614142 is 24141670277.

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

It is a super-2 number, since 2×77207614142² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 77207614142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23004167 + ... + 23007522.

It is an arithmetic number, because the mean of its divisors is an integer number (14493682350).

Almost surely, 2^77207614142 is an apocalyptic number.

77207614142 is a deficient number, since it is larger than the sum of its proper divisors (38741844658).

77207614142 is a wasteful number, since it uses less digits than its factorization.

77207614142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46012530.

The product of its (nonzero) digits is 131712, while the sum is 41.

The spelling of 77207614142 in words is "seventy-seven billion, two hundred seven million, six hundred fourteen thousand, one hundred forty-two".