1451708157956 has 24 divisors (see below), whose sum is σ = 3056227702080. Its totient is φ = 589415342112.

The previous prime is 1451708157947. The next prime is 1451708157967. The reversal of 1451708157956 is 6597518071541.

It is a junction number, because it is equal to n+sod(n) for n = 1451708157895 and 1451708157904.

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, 1364386835 + ... + 1364387898.

It is an arithmetic number, because the mean of its divisors is an integer number (127342820920).

Almost surely, 2^{1451708157956} is an apocalyptic number.

It is an amenable number.

1451708157956 is an abundant number, since it is smaller than the sum of its proper divisors (1604519544124).

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

1451708157956 is a wasteful number, since it uses less digits than its factorization.

1451708157956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2728774763 (or 2728774761 counting only the distinct ones).

The product of its (nonzero) digits is 10584000, while the sum is 59.

The spelling of 1451708157956 in words is "one trillion, four hundred fifty-one billion, seven hundred eight million, one hundred fifty-seven thousand, nine hundred fifty-six".