15430088940 has 48 divisors (see below), whose sum is σ = 49376285952. Its totient is φ = 3526877376.

The previous prime is 15430088939. The next prime is 15430088951. The reversal of 15430088940 is 4988003451.

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

It is a junction number, because it is equal to n+sod(n) for n = 15430088892 and 15430088901.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18368734 + ... + 18369573.

It is an arithmetic number, because the mean of its divisors is an integer number (1028672624).

Almost surely, 2^15430088940 is an apocalyptic number.

15430088940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15430088940 is an abundant number, since it is smaller than the sum of its proper divisors (33946197012).

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

15430088940 is a wasteful number, since it uses less digits than its factorization.

15430088940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36738326 (or 36738324 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 15430088940 in words is "fifteen billion, four hundred thirty million, eighty-eight thousand, nine hundred forty".