70740377770 has 64 divisors (see below), whose sum is σ = 132411801600. Its totient is φ = 27181612800.

The previous prime is 70740377761. The next prime is 70740377803. The reversal of 70740377770 is 7777304707.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36294756 + ... + 36296704.

It is an arithmetic number, because the mean of its divisors is an integer number (2068934400).

Almost surely, 2^70740377770 is an apocalyptic number.

70740377770 is a deficient number, since it is larger than the sum of its proper divisors (61671423830).

70740377770 is a wasteful number, since it uses less digits than its factorization.

70740377770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791.

The product of its (nonzero) digits is 1411788, while the sum is 49.

It can be divided in two parts, 7074037 and 7770, that added together give a palindrome (7081807).

The spelling of 70740377770 in words is "seventy billion, seven hundred forty million, three hundred seventy-seven thousand, seven hundred seventy".