730032378306 has 64 divisors (see below), whose sum is σ = 1823181060096. Its totient is φ = 189322905600.

The previous prime is 730032378277. The next prime is 730032378311. The reversal of 730032378306 is 603873230037.

It is a super-2 number, since 2×730032378306² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 936430 + ... + 1528713.

It is an arithmetic number, because the mean of its divisors is an integer number (28487204064).

Almost surely, 2^730032378306 is an apocalyptic number.

730032378306 is an abundant number, since it is smaller than the sum of its proper divisors (1093148681790).

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

730032378306 is a wasteful number, since it uses less digits than its factorization.

730032378306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465807.

The product of its (nonzero) digits is 381024, while the sum is 42.

The spelling of 730032378306 in words is "seven hundred thirty billion, thirty-two million, three hundred seventy-eight thousand, three hundred six".