70396224731 has 16 divisors (see below), whose sum is σ = 83766180288. Its totient is φ = 57902860800.

The previous prime is 70396224719. The next prime is 70396224739. The reversal of 70396224731 is 13742269307.

It is a cyclic number.

It is not a de Polignac number, because 70396224731 - 2¹⁴ = 70396208347 is a prime.

It is a super-2 number, since 2×70396224731² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (70396224739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1993010 + ... + 2028023.

It is an arithmetic number, because the mean of its divisors is an integer number (5235386268).

Almost surely, 2^70396224731 is an apocalyptic number.

70396224731 is a deficient number, since it is larger than the sum of its proper divisors (13369955557).

70396224731 is a wasteful number, since it uses less digits than its factorization.

70396224731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4021142.

The product of its (nonzero) digits is 381024, while the sum is 44.

The spelling of 70396224731 in words is "seventy billion, three hundred ninety-six million, two hundred twenty-four thousand, seven hundred thirty-one".