70137886763 has 4 divisors (see below), whose sum is σ = 80157584880. Its totient is φ = 60118188648.

The previous prime is 70137886717. The next prime is 70137886781. The reversal of 70137886763 is 36768873107.

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

It is not a de Polignac number, because 70137886763 - 2¹² = 70137882667 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70137886699 and 70137886708.

It is not an unprimeable number, because it can be changed into a prime (70137886703) 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, 5009849048 + ... + 5009849061.

It is an arithmetic number, because the mean of its divisors is an integer number (20039396220).

Almost surely, 2^70137886763 is an apocalyptic number.

70137886763 is a deficient number, since it is larger than the sum of its proper divisors (10019698117).

70137886763 is a wasteful number, since it uses less digits than its factorization.

70137886763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10019698116.

The product of its (nonzero) digits is 7112448, while the sum is 56.

The spelling of 70137886763 in words is "seventy billion, one hundred thirty-seven million, eight hundred eighty-six thousand, seven hundred sixty-three".