70740367440 has 40 divisors (see below), whose sum is σ = 219295139808. Its totient is φ = 18864097920.

The previous prime is 70740367433. The next prime is 70740367457. The reversal of 70740367440 is 4476304707.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 70740367392 and 70740367401.

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, 147375526 + ... + 147376005.

Almost surely, 2^70740367440 is an apocalyptic number.

It is an amenable number.

70740367440 is an abundant number, since it is smaller than the sum of its proper divisors (148554772368).

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

70740367440 is a wasteful number, since it uses less digits than its factorization.

70740367440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294751547 (or 294751541 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 42.

The spelling of 70740367440 in words is "seventy billion, seven hundred forty million, three hundred sixty-seven thousand, four hundred forty".