77085470094 has 16 divisors (see below), whose sum is σ = 160874024832. Its totient is φ = 24577975928.

The previous prime is 77085470081. The next prime is 77085470107. The reversal of 77085470094 is 49007458077.

It is an interprime number because it is at equal distance from previous prime (77085470081) and next prime (77085470107).

It is a super-2 number, since 2×77085470094² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279295044 + ... + 279295319.

It is an arithmetic number, because the mean of its divisors is an integer number (10054626552).

Almost surely, 2^77085470094 is an apocalyptic number.

77085470094 is an abundant number, since it is smaller than the sum of its proper divisors (83788554738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77085470094 is a wasteful number, since it uses less digits than its factorization.

77085470094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558590391.

The product of its (nonzero) digits is 1975680, while the sum is 51.

The spelling of 77085470094 in words is "seventy-seven billion, eighty-five million, four hundred seventy thousand, ninety-four".